Some research about how the user profile service app, and how it stores and cleans up profiles for the following scenarios: - What happens when a user is “Disabled” - What happens when a user is “Moved” into an OU that is NOT flagged for import from AD) - What happens when a user is “Removed” from active directory. When a user is "Disabled" in AD User profile sync will NOT remove the user from SP user profiles. Because this user may still have meta information in site collections. This disabled user will loss previous accesses associated with him, but all the files items/documents/files he was working with will be kept. When a user is "Moved" into an OU that is NOT flagged for import from AD or when user is "Removed" from AD User Profile is marked for deletion in the Profile database. You can't retrive user information from user profile service anymore. User won't be in search result once search crawl refre...