Well, it seems like the post-Thanksgiving bounce isn’t isolated to retail sales. The AIA’s billing index, however imperfect (see our previous post on the topic), was up to 52.0 for the month of November. According to the AIA, anything above 50 is a sign of growth vs. being below 50, which represents declining billings. Since November represents only the second month in positive territory out of the previous 20+, we’ll take the modest bump heading into the holiday season. Hopefully, the momentum stays up….