1. Do not close on a Friday. If mortgage money is late, the Vendor will not let you take ownership.
2. Do not close on a Friday of a long weekend. If mortgage money is late, you may not get ownership until Tuesday.
3. For the Vendor if payment is late you will have to pay a daily (per diem) rate to discharge your mortgage, until Tuesday after a long weekend.
4. Hire a lawyer as soon as possible -especially purchasers.
5. Expect the worst and hopefully it will not happen