Whether you sell on Poshmark, Mercari, or some other app, the shipping is almost universally the same.

A ripoff.

On Poshmark, every item, no matter the size, weight, or type, costs $5.95 to ship. That really eats into your profit margin.

On Mercari, the same is pretty much true. For items weighing 8 oz. or less, you can use Mercari’s minimum $4 shipping. If your item weighs between 8-16 oz., the only option they offer is $6 priority shipping.

That’s why I always ship it myself.

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