diff --git a/src/types/common.rs b/src/types/common.rs
index 66f439b..5b29384 100644
--- a/src/types/common.rs
+++ b/src/types/common.rs
@@ -16,7 +16,7 @@ pub(crate) const TYPES_NS_URI: &str = "http://schemas.microsoft.com/exchange/ser
 /// The folder properties which should be included in the response.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/foldershape>.
-#[derive(Debug, Default, XmlSerialize)]
+#[derive(Clone, Debug, Default, XmlSerialize)]
 pub struct FolderShape {
     #[xml_struct(ns_prefix = "t")]
     pub base_shape: BaseShape,
@@ -25,7 +25,7 @@ pub struct FolderShape {
 /// The item properties which should be included in the response.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/itemshape>.
-#[derive(Debug, Default, XmlSerialize)]
+#[derive(Clone, Debug, Default, XmlSerialize)]
 pub struct ItemShape {
     /// The base set of properties to include, which may be extended by other
     /// fields.
@@ -49,7 +49,7 @@ pub struct ItemShape {
 }
 
 /// An identifier for a property on an Exchange entity.
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 #[xml_struct(variant_ns_prefix = "t")]
 pub enum PathToElement {
     /// An identifier for an extended MAPI property.
@@ -131,7 +131,7 @@ pub enum PathToElement {
 // which follows the same structure. However, xml-struct doesn't currently
 // support using a nested structure to define an element's attributes, see
 // https://github.com/thunderbird/xml-struct-rs/issues/9
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 pub struct ExtendedFieldURI {
     /// A well-known identifier for a property set.
     #[xml_struct(attribute)]
@@ -241,7 +241,7 @@ pub enum ResponseClass {
 /// any.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/responsecode>
-#[derive(Debug, Deserialize, PartialEq)]
+#[derive(Clone, Debug, Deserialize, PartialEq)]
 pub struct ResponseCode(pub String);
 
 impl<T> From<T> for ResponseCode
@@ -254,7 +254,7 @@ where
 }
 
 /// An identifier for an Exchange folder.
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 #[xml_struct(variant_ns_prefix = "t")]
 pub enum BaseFolderId {
     /// An identifier for an arbitrary folder.
@@ -284,7 +284,7 @@ pub enum BaseFolderId {
 /// The unique identifier of a folder.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/folderid>
-#[derive(Debug, Deserialize, PartialEq, XmlSerialize)]
+#[derive(Clone, Debug, Deserialize, PartialEq, XmlSerialize)]
 pub struct FolderId {
     #[serde(rename = "@Id")]
     pub id: String,
@@ -297,7 +297,7 @@ pub struct FolderId {
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/itemids>
 // N.B.: Commented-out variants are not yet implemented.
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 #[xml_struct(variant_ns_prefix = "t")]
 pub enum BaseItemId {
     /// An identifier for a standard Exchange item.
@@ -327,7 +327,7 @@ pub struct ItemId {
 }
 
 /// The representation of a folder in an EWS operation.
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 pub enum Folder {
     /// A calendar folder in a mailbox.
     ///
@@ -397,7 +397,7 @@ pub enum Folder {
 }
 
 /// An array of items.
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 pub struct Items {
     #[serde(rename = "$value", default)]
     pub inner: Vec<RealItem>,
@@ -407,7 +407,7 @@ pub struct Items {
 /// Exchange item.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/items>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 pub enum RealItem {
     Message(Message),
 }
@@ -417,7 +417,7 @@ pub enum RealItem {
 /// See [`Attachment::ItemAttachment`] for details.
 // N.B.: Commented-out variants are not yet implemented.
 #[non_exhaustive]
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 pub enum AttachmentItem {
     // Item(Item),
     Message(Message),
@@ -433,7 +433,7 @@ pub enum AttachmentItem {
 /// A date and time with second precision.
 // `time` provides an `Option<OffsetDateTime>` deserializer, but it does not
 // work with map fields which may be omitted, as in our case.
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 pub struct DateTime(#[serde(with = "time::serde::iso8601")] pub time::OffsetDateTime);
 
 impl XmlSerialize for DateTime {
@@ -458,7 +458,7 @@ impl XmlSerialize for DateTime {
 /// An email message.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/message-ex15websvcsotherref>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct Message {
     /// The MIME content of the item.
@@ -531,7 +531,7 @@ pub struct Message {
 /// A list of attachments.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/attachments-ex15websvcsotherref>
-#[derive(Debug, Deserialize, XmlSerialize)]
+#[derive(Clone, Debug, Deserialize, XmlSerialize)]
 pub struct Attachments {
     #[serde(rename = "$value")]
     #[xml_struct(flatten)]
@@ -540,7 +540,7 @@ pub struct Attachments {
 
 /// A newtype around a vector of `Recipient`s, that is deserialized using
 /// `deserialize_recipients`.
-#[derive(Debug, Default, Deserialize, XmlSerialize)]
+#[derive(Clone, Debug, Default, Deserialize, XmlSerialize)]
 pub struct ArrayOfRecipients(
     #[serde(deserialize_with = "deserialize_recipients")] pub Vec<Recipient>,
 );
@@ -560,7 +560,7 @@ impl DerefMut for ArrayOfRecipients {
 }
 
 /// A single mailbox.
-#[derive(Debug, Deserialize, XmlSerialize, PartialEq)]
+#[derive(Clone, Debug, Deserialize, XmlSerialize, PartialEq)]
 #[serde(rename_all = "PascalCase")]
 pub struct Recipient {
     #[xml_struct(ns_prefix = "t")]
@@ -580,7 +580,7 @@ fn deserialize_recipients<'de, D>(deserializer: D) -> Result<Vec<Recipient>, D::
 where
     D: Deserializer<'de>,
 {
-    #[derive(Debug, Deserialize)]
+    #[derive(Clone, Debug, Deserialize)]
     #[serde(rename_all = "PascalCase")]
     struct MailboxSequence {
         mailbox: Vec<Mailbox>,
@@ -596,7 +596,7 @@ where
 }
 
 /// A list of Internet Message Format headers.
-#[derive(Debug, Deserialize, XmlSerialize)]
+#[derive(Clone, Debug, Deserialize, XmlSerialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct InternetMessageHeaders {
     pub internet_message_header: Vec<InternetMessageHeader>,
@@ -672,7 +672,7 @@ pub enum Importance {
 /// A string value.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/string>
-#[derive(Debug, Deserialize, XmlSerialize)]
+#[derive(Clone, Debug, Deserialize, XmlSerialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct StringElement {
     /// The string content.
@@ -694,7 +694,7 @@ pub enum Sensitivity {
 /// The body of an item.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/body>
-#[derive(Debug, Deserialize, XmlSerialize)]
+#[derive(Clone, Debug, Deserialize, XmlSerialize)]
 pub struct Body {
     /// The content type of the body.
     #[serde(rename = "@BodyType")]
@@ -727,7 +727,7 @@ pub enum BodyType {
 /// An attachment to an Exchange item.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/attachments-ex15websvcsotherref>
-#[derive(Debug, Deserialize, XmlSerialize)]
+#[derive(Clone, Debug, Deserialize, XmlSerialize)]
 pub enum Attachment {
     /// An attachment containing an Exchange item.
     ///
@@ -843,7 +843,7 @@ pub enum Attachment {
 /// An identifier for an attachment.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/attachmentid>
-#[derive(Debug, Deserialize, XmlSerialize)]
+#[derive(Clone, Debug, Deserialize, XmlSerialize)]
 pub struct AttachmentId {
     /// A unique identifier for the attachment.
     #[serde(rename = "@Id")]
@@ -865,7 +865,7 @@ pub struct AttachmentId {
 /// Mail Extensions).
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/mimecontent>
-#[derive(Debug, Deserialize, XmlSerialize)]
+#[derive(Clone, Debug, Deserialize, XmlSerialize)]
 pub struct MimeContent {
     /// The character set of the MIME content if it contains [RFC 2045]-encoded
     /// text.
@@ -884,7 +884,7 @@ pub struct MimeContent {
 /// The headers of an Exchange item's MIME content.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/internetmessageheader>
-#[derive(Debug, Deserialize, XmlSerialize)]
+#[derive(Clone, Debug, Deserialize, XmlSerialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct InternetMessageHeader {
     /// The name of the header.
@@ -906,7 +906,7 @@ pub struct InternetMessageHeader {
 /// provided as additional fields of this structure.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/messagexml>
-#[derive(Debug, PartialEq)]
+#[derive(Clone, Debug, PartialEq)]
 #[non_exhaustive]
 pub struct MessageXml {
     /// A text representation of the contents of the field.
diff --git a/src/types/create_item.rs b/src/types/create_item.rs
index 3f27df7..28e0cad 100644
--- a/src/types/create_item.rs
+++ b/src/types/create_item.rs
@@ -13,7 +13,7 @@ use crate::{
 /// The action an Exchange server will take upon creating a `Message` item.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/createitem#messagedisposition-attribute>
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 #[xml_struct(text)]
 pub enum MessageDisposition {
     SaveOnly,
@@ -24,7 +24,7 @@ pub enum MessageDisposition {
 /// A request to create (and optionally send) one or more Exchange item(s).
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/createitem>
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 #[xml_struct(default_ns = MESSAGES_NS_URI)]
 pub struct CreateItem {
     /// The action the Exchange server will take upon creating this item.
@@ -55,7 +55,7 @@ pub struct CreateItem {
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/items>
 // N.B.: Commented-out variants are not yet implemented.
 #[non_exhaustive]
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 #[xml_struct(variant_ns_prefix = "t")]
 pub enum Item {
     // Item(Item),
@@ -79,7 +79,7 @@ pub enum Item {
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/message-ex15websvcsotherref>
 ///
 /// [`common::message`]: crate::Message
-#[derive(Debug, Default, XmlSerialize)]
+#[derive(Clone, Debug, Default, XmlSerialize)]
 pub struct Message {
     /// The MIME content of the item.
     #[xml_struct(ns_prefix = "t")]
@@ -107,7 +107,7 @@ pub struct Message {
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/extendedproperty>
 #[allow(non_snake_case)]
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 pub struct ExtendedProperty {
     #[xml_struct(ns_prefix = "t")]
     pub extended_field_URI: ExtendedFieldURI,
@@ -129,7 +129,7 @@ impl EnvelopeBodyContents for CreateItem {
 /// A response to a [`CreateItem`] request.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/createitemresponse>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct CreateItemResponse {
     pub response_messages: ResponseMessages,
@@ -143,13 +143,13 @@ impl EnvelopeBodyContents for CreateItemResponse {
     }
 }
 
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct ResponseMessages {
     pub create_item_response_message: Vec<CreateItemResponseMessage>,
 }
 
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct CreateItemResponseMessage {
     /// The status of the corresponding request, i.e. whether it succeeded or
diff --git a/src/types/get_folder.rs b/src/types/get_folder.rs
index 574b1e0..d8772bb 100644
--- a/src/types/get_folder.rs
+++ b/src/types/get_folder.rs
@@ -13,7 +13,7 @@ use crate::{
 /// A request to get information on one or more folders.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/getfolder>
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 #[xml_struct(default_ns = MESSAGES_NS_URI)]
 pub struct GetFolder {
     /// A description of the information to be included in the response for each
@@ -37,7 +37,7 @@ impl EnvelopeBodyContents for GetFolder {
 /// A response to a [`GetFolder`] request.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/getfolderresponse>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct GetFolderResponse {
     pub response_messages: ResponseMessages,
@@ -54,7 +54,7 @@ impl EnvelopeBodyContents for GetFolderResponse {
 /// A collection of responses for individual entities within a request.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/responsemessages>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct ResponseMessages {
     pub get_folder_response_message: Vec<GetFolderResponseMessage>,
@@ -63,7 +63,7 @@ pub struct ResponseMessages {
 /// A response to a request for an individual folder within a [`GetFolder`] operation.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/getfolderresponsemessage>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct GetFolderResponseMessage {
     /// The status of the corresponding request, i.e. whether it succeeded or
@@ -78,7 +78,7 @@ pub struct GetFolderResponseMessage {
 /// A collection of information on Exchange folders.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/folders-ex15websvcsotherref>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 pub struct Folders {
     #[serde(rename = "$value")]
     pub inner: Vec<Folder>,
diff --git a/src/types/get_item.rs b/src/types/get_item.rs
index ce05972..b0eded5 100644
--- a/src/types/get_item.rs
+++ b/src/types/get_item.rs
@@ -14,7 +14,7 @@ use crate::{
 /// calendar events, or contacts.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/getitem>
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 #[xml_struct(default_ns = MESSAGES_NS_URI)]
 pub struct GetItem {
     /// A description of the information to be included in the response for each
@@ -42,7 +42,7 @@ impl EnvelopeBodyContents for GetItem {
 /// A response to a [`GetItem`] request.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/getitemresponse>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct GetItemResponse {
     pub response_messages: ResponseMessages,
@@ -56,13 +56,13 @@ impl EnvelopeBodyContents for GetItemResponse {
     }
 }
 
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct ResponseMessages {
     pub get_item_response_message: Vec<GetItemResponseMessage>,
 }
 
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct GetItemResponseMessage {
     /// The status of the corresponding request, i.e. whether it succeeded or
diff --git a/src/types/operations.rs b/src/types/operations.rs
index 857a647..eabc81c 100644
--- a/src/types/operations.rs
+++ b/src/types/operations.rs
@@ -15,7 +15,7 @@ use xml_struct::XmlSerialize;
 /// See [`Envelope`] for details.
 ///
 /// [`Envelope`]: crate::soap::Envelope
-pub trait Operation: XmlSerialize + sealed::EnvelopeBodyContents {
+pub trait Operation: XmlSerialize + sealed::EnvelopeBodyContents + std::fmt::Debug {
     /// The structure returned by EWS in response to requests containing this
     /// operation.
     type Response: OperationResponse;
@@ -31,7 +31,10 @@ pub trait Operation: XmlSerialize + sealed::EnvelopeBodyContents {
 /// See [`Envelope`] for details.
 ///
 /// [`Envelope`]: crate::soap::Envelope
-pub trait OperationResponse: for<'de> Deserialize<'de> + sealed::EnvelopeBodyContents {}
+pub trait OperationResponse:
+    for<'de> Deserialize<'de> + sealed::EnvelopeBodyContents + std::fmt::Debug
+{
+}
 
 pub(super) mod sealed {
     /// A trait for structures which may appear in the body of a SOAP envelope.
diff --git a/src/types/soap.rs b/src/types/soap.rs
index 2006f41..ec8ccf8 100644
--- a/src/types/soap.rs
+++ b/src/types/soap.rs
@@ -17,7 +17,7 @@ use self::de::DeserializeEnvelope;
 /// A SOAP envelope containing the body of an EWS operation or response.
 ///
 /// See <https://www.w3.org/TR/2000/NOTE-SOAP-20000508/#_Toc478383494>
-#[derive(Debug)]
+#[derive(Clone, Debug)]
 pub struct Envelope<B> {
     pub body: B,
 }
@@ -338,7 +338,7 @@ impl<'content> ScopedReader<'content> {
 /// request.
 ///
 /// See <https://www.w3.org/TR/2000/NOTE-SOAP-20000508/#_Toc478383507>
-#[derive(Debug, PartialEq)]
+#[derive(Clone, Debug, PartialEq)]
 pub struct Fault {
     /// An error code indicating the fault in the original request.
     // While `faultcode` is defined in the SOAP spec as a `QName`, we avoid
@@ -362,7 +362,7 @@ pub struct Fault {
 /// EWS-specific details regarding a SOAP fault.
 ///
 /// This element is not documented in the EWS reference.
-#[derive(Debug, Default, PartialEq)]
+#[derive(Clone, Debug, Default, PartialEq)]
 #[non_exhaustive]
 pub struct FaultDetail {
     /// An error code indicating the nature of the issue.
@@ -400,7 +400,7 @@ mod tests {
 
     #[test]
     fn deserialize_envelope_with_content() {
-        #[derive(Deserialize)]
+        #[derive(Clone, Debug, Deserialize)]
         struct SomeStruct {
             text: String,
 
@@ -432,7 +432,7 @@ mod tests {
 
     #[test]
     fn deserialize_envelope_with_schema_fault() {
-        #[derive(Debug, Deserialize)]
+        #[derive(Clone, Debug, Deserialize)]
         struct Foo;
 
         impl OperationResponse for Foo {}
@@ -485,7 +485,7 @@ mod tests {
 
     #[test]
     fn deserialize_envelope_with_server_busy_fault() {
-        #[derive(Debug, Deserialize)]
+        #[derive(Clone, Debug, Deserialize)]
         struct Foo;
 
         impl OperationResponse for Foo {}
diff --git a/src/types/sync_folder_hierarchy.rs b/src/types/sync_folder_hierarchy.rs
index 8f9cef0..a9de94e 100644
--- a/src/types/sync_folder_hierarchy.rs
+++ b/src/types/sync_folder_hierarchy.rs
@@ -14,7 +14,7 @@ use crate::{
 /// server-side.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/syncfolderhierarchy>
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 #[xml_struct(default_ns = MESSAGES_NS_URI)]
 pub struct SyncFolderHierarchy {
     /// A description of the information to be included in the response for each
@@ -46,7 +46,7 @@ impl EnvelopeBodyContents for SyncFolderHierarchy {
 /// A response to a [`SyncFolderHierarchy`] request.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/syncfolderhierarchyresponse>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct SyncFolderHierarchyResponse {
     pub response_messages: ResponseMessages,
@@ -63,7 +63,7 @@ impl EnvelopeBodyContents for SyncFolderHierarchyResponse {
 /// A collection of responses for individual entities within a request.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/responsemessages>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct ResponseMessages {
     pub sync_folder_hierarchy_response_message: Vec<SyncFolderHierarchyResponseMessage>,
@@ -72,7 +72,7 @@ pub struct ResponseMessages {
 /// A response to a request for an individual folder within a [`SyncFolderHierarchy`] operation.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/syncfolderhierarchyresponsemessage>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct SyncFolderHierarchyResponseMessage {
     /// The status of the corresponding request, i.e. whether it succeeded or
@@ -97,7 +97,7 @@ pub struct SyncFolderHierarchyResponseMessage {
 /// deletions.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/changes-hierarchy>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 pub struct Changes {
     #[serde(default, rename = "$value")]
     pub inner: Vec<Change>,
@@ -106,7 +106,7 @@ pub struct Changes {
 /// A server-side change to a folder.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/changes-hierarchy>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 pub enum Change {
     /// A creation of a folder.
     ///
diff --git a/src/types/sync_folder_items.rs b/src/types/sync_folder_items.rs
index ad0789d..f958187 100644
--- a/src/types/sync_folder_items.rs
+++ b/src/types/sync_folder_items.rs
@@ -14,7 +14,7 @@ use crate::{
 /// server-side.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/syncfolderitems>
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 #[xml_struct(default_ns = MESSAGES_NS_URI)]
 pub struct SyncFolderItems {
     /// A description of the information to be included in the response for each
@@ -60,7 +60,7 @@ impl EnvelopeBodyContents for SyncFolderItems {
 /// A response to a [`SyncFolderItems`] request.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/syncfolderitemsresponse>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct SyncFolderItemsResponse {
     pub response_messages: ResponseMessages,
@@ -77,13 +77,13 @@ impl EnvelopeBodyContents for SyncFolderItemsResponse {
 /// A collection of responses for individual entities within a request.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/responsemessages>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct ResponseMessages {
     pub sync_folder_items_response_message: Vec<SyncFolderItemsResponseMessage>,
 }
 
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 #[serde(rename_all = "PascalCase")]
 pub struct SyncFolderItemsResponseMessage {
     /// The status of the corresponding request, i.e. whether it succeeded or
@@ -105,7 +105,7 @@ pub struct SyncFolderItemsResponseMessage {
 }
 
 /// An ordered collection of identifiers for Exchange items.
-#[derive(Debug, XmlSerialize)]
+#[derive(Clone, Debug, XmlSerialize)]
 pub struct ArrayOfBaseItemIds {
     item_id: Vec<BaseItemId>,
 }
@@ -116,7 +116,7 @@ pub enum SyncScope {
     NormalAndAssociatedItems,
 }
 
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 pub struct Changes {
     #[serde(default, rename = "$value")]
     pub inner: Vec<Change>,
@@ -125,7 +125,7 @@ pub struct Changes {
 /// A server-side change to an item.
 ///
 /// See <https://learn.microsoft.com/en-us/exchange/client-developer/web-service-reference/changes-items>
-#[derive(Debug, Deserialize)]
+#[derive(Clone, Debug, Deserialize)]
 pub enum Change {
     /// A creation of an item.
     ///