Why not try both? You get 40 free listings a month so sell half of the limit in auction format and half as BIN with Best Offer and see how well you do. I sell on two non store ids, 40 x 7day auctions on one and 40 x 10 day BIN with BO on the other.

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It says in this book I am reading that by 2065 80% of women will be overweight.

See what a trendsetter I am?