Ultimately this situation should be addressed upfront in your contract. It is important for both parties to completely understand expectations and also go over policy so that should this situation arise you can easily refer them back to the document they signed. Of course this doesn't always stop your clients from trying. Here is a sample email for your response.
Outlook is big, powerful and flexible email client. That being said, with wide range of features it offers it can also be pretty confusing. And that’s exactly what wer are trying to fix with this Outlook Shortcuts cheat sheet. This cheat sheet lists pretty much all useful shortucts that Outlook users should know about for [...]