Hi Looked at the USMT help there is a section about saiving personal data.
To migrate a specific folder
To migrate a folder from a specific drive
Including subfolders
The following .xml file migrates all files and subfolders from
C:\EngineeringDrafts to the destination computer.
<migration urlid="
http://www.microsoft.com/migration/1.0/migxmlext/test">
<component type="Documents" context="System">
<displayName>Component to migrate all Engineering Drafts Documents
including subfolders</displayName>
<role role="Data">
<rules>
<include>
<objectSet>
<pattern type="File">C:\EngineeringDrafts\* [*]</pattern>
</objectSet>
</include>
</rules>
</role>
</component>
</migration>
==============
To migrate a folder from any location
The following .xml file migrates all files and subfolders of the
EngineeringDrafts folder from any drive on the computer. If multiple folders
exist with the same name all such files will get migrated.
<migration urlid="
http://www.microsoft.com/migration/1.0/migxmlext/test">
<component type="Documents" context="System">
<displayName>Component to migrate all Engineering Drafts Documents folder
on any drive on the computer </displayName>
<role role="Data">
<rules>
<include>
<objectSet>
<script>MigXmlHelper.GenerateDrivePatterns ("\EngineeringDrafts\*
[*] ", "Fixed")</script>
<script>MigXmlHelper.GenerateDrivePatterns ("*\EngineeringDrafts\*
[*] ", "Fixed")</script>
</objectSet>
</include>
</rules>
</role>
</component>
</migration>
The following .xml file migrates all files and subfolders of the
EngineeringDrafts folder from where ever it exists on the C: drive. If
multiple folders exist with the same name all such folders will get migrated
<migration urlid="
http://www.microsoft.com/migration/1.0/migxmlext/test">
<component type="Documents" context="System">
<displayName>Component to migrate all Engineering Drafts Documents
EngineeringDrafts folder from where ever it exists on the C: drive
</displayName>
<role role="Data">
<rules>
<include>
<objectSet>
<pattern type="File"> C:\*\EngineeringDrafts\* [*]</pattern>
<pattern type="File"> C:\EngineeringDrafts\* [*]</pattern>
</objectSet>
</include>
</rules>
</role>
</component>
</migration>