Easy Easy to post, clear instructions, and easy to collect once a sale is made.

Great first purchase! My son is constantly on the app and I never thought I’d be buying from it BUT my seller was amazing! The app is user friendly and the notifications helped me stay up to date with my purchase.

Accurate product descriptions and eas… Accurate product descriptions and eas sy platform to navigate and use to make purchases easily.

Great but maybe no longer use USPS to ship? I bought 2 items. One was received within 2 days. The other one got 'lost' for a bit in the USPS system so that took over a week. But, that's a USPS issue, not Sideline Swap issue......

I had a great easy first time… I had a great easy first time transaction. The item was exactly as described, packed well, and shipped right away. Great communication too.