KEEPING EGGS WARM Dear Heloise: When making scrambled eggs for a larger family brunch, I was concerned about keeping them warm, since we would all take turns going through the buffet that I had set out. So, I chose to serve them out of my 2-quart Crock-Pot, and it was perfect. Folks could be assured that they would still have warm eggs when they went for a second helping. — Madeline, in Rutland, Vermont MANAGE BANK INFO ON YOUR PHONE Dear Heloise: I start my day with your column and enjoy all of the hints. I recently read a hint about credit card protection where the reader suggested going to…