Buy a digital camera and a ruler. Take good photos of suspicious lesions annually, on your birthday maybe. Cancer is not to be taken lightly, because cancer.
If you are going to pick one not to get, melanoma, a nasty beeyatch. Mohs is pretty cool actually. Beats doing what seems reasonable at the time, and finding out you needed to take wider margins when the path report comes back
Use sunscreen, buy a hat, blah, blah. Good luck on your biopsy, ice will help with the soreness