"I'm so sorry, I could not have forseen my circumstances. I recently dislocated my patella (knee ... " (more)cap) in an accident and have not had the time/resources/mobility to get to the post office. I've been trying to find other ways but to no avail. I apologize for the inconvenience. "
"It was a pleasure working with you. Thank you for being an awesome Listian and I look forward to wo ... " (more)rking with you again in the future. Enjoy!"