If you are sick of purchasing new clothes for your kids- only to find that they have grown out of them a few months later, give thredUP a try:

    Swapping on thredUP is all about getting great new clothes (and toys!) for your kids while getting rid of stuff they no longer use. Pick up a box of gently used children’s clothing or toys when you join today – it’s Free to join and you’ll get your 1st box for Free through this link (just pay the shipping)! If you have clothing your children have outgrown, thredUp will send you free postage paid boxes and even arrange for them to be picked up – it couldn’t be any easier!

There is no obligation to continue swapping- you can cancel at any time and with a free (minus shipping) first box, it may be worth giving threadUP a shot. Go here to check out the details.