If you aren't absolutely sure you should get another pet, don't "browse" available pet profiles at the local shelters. This will only end in fits of "WE HAVE TO SAVE HER!" This isn't fun for anyone. Especially your husband.
When playing Scrabble, don't pass seven turns, waiting for the chance to play your bingo. Learn from my mistake. This is not a good strategic move.
Water your plants.
Don't leave your slippers laying around. Especially if you have a weasel of a dog.
Drink V-8 juice. (2 full servings of vegetables per can!)
Bake your pumpkin pie the night before. (courtesy of my grandma)
Don't ask the store clerk which boxed red wine is best. (Really? Franzia? Really??)
What else do you need to know?