Brown extension cords used for Christmas lights should be wound up, bound up, and stored in the gray cabinet next to the freezer.
Green cords used for the Gaga Ball pit lights should be re-run as needed so that as few cords are used as possible. It's okay to leave the one strand of party lights wired in as they are. The green cord slack should be left out of the way. If it's just as easy to go to the tree with the lightswitch instead of the tree without (about 20 ft further), the lightswitch is preferred.
Any green cords not being used should also be put away in the gray cabinet.