TIPS FOR ARTISTS WHO WANT TO SELL: Meandering over to the MOCA store site means finding a lot of good stuff. One good thing we found was the Tips for Artists Who Want to Sell tee, based on the famous John Baldessari painting. Point #2, which deals with subject matter, especially intrigues. It might be fun, if you're an artist, to wear this to your first big sale. We're just saying. TIPS TEE: It's light blue, and $32.