Have you thought of using Wal-Mart or Target flour sack towels? They work like flats or prefolds.
I think it's a 4 pack for $4.99, which would probably be less than paying $1-2 a diaper abd shipping, plus worrying about repairing them and that cost.
Then, all you would need are some covers.
"You think that true love is the only thing that can crush your heart;
that will take your life and light it up or destroy it.
Then, you become a mother."