If you're buying a home, you'll want to try to get your mortgage processed as quickly as possible. Improperly filed mortgage applications are one of the biggest reasons why home sales get delayed, and if you have a hard move-out date already set, it's critical that your mortgage process goes smoothly. With careful planning, though, you can shorten the mortgage process and get your financing approved faster. Here's what you need to do to speed up the approval. Get Your Paperwork in Order Before You Apply One of the biggest reasons why mortgages get delayed is because the applicant is…