I make a list of all the items I want with their skus highlighted, & bring the involved store's ads, with what I want circled.
Then I make a few copies of the list [an extra for for my pocket, one for my purse & another for the car] because I always manage to lose a copy [or two
] while I'm out shopping. I also bring all of the flyers along in car. It gives me something to read while I'm waiting, and you never know if you may decide to pick up a few things not on the original list.
By the end of the trip, my car looks like traveling trash can of rumpled newspapers, flyers, notes, & empty coffee cups.
I think I may need to learn what organization means