It really depends on what kind of person you are: if you have a hard time getting ready and out of the house for errands, then meetings may not work...
Anything with fiber is great - dark green veggies, whole wheat grains (check labels, if the 1st ingredient doesn't say Whole Wheat flour/etc, then don...
Keep it out of your house as much as possible - give it away or try putting treats in the back of the freezer/fridge - or put it all in a back corner...