For more information, you can
check out the bottom of my page.
I hope this helps. It's something practical you can put in your to-do file for January if you don't have time now. Meanwhile, keep an empty drawer, box, bowl, or basket handy to save that mail. Also, you can post sticky notes in handy places to remind you of what you need to do.
P.S. You can also put a folder for each of the bills that come in, so you can file the bill after you pay it. Or, I suppose you could have one of those nifty machines that scan and file bills for you. However, I suppose I am still a little old fashioned. It's nice to have the paper backup, in case you ever need it. I would have to check out the legality of the scanned paper, and I need a break -- not doing it today.