AAPA's websites will be undergoing scheduled site maintenance from 8:00 p.m. Friday, July 19 – 2:00 p.m. Saturday, July 20 EDT. During that period, your ability to log in to this site, make purchases, and access information may be affected. We are available to answer your questions during normal business hours (Monday – Friday, 9 a.m. – 5 p.m. EDT) at customercare@aapa.org or 703-836-2272.