Pirate Ship offers super low USPS rates—up to 87% off shipping—which is great...

https://zulu-wiki.win/index.php/Do_I_Lose_USPS_Discounts_If_I_Leave_Pirate_Ship_for_Shippo%3F

Pirate Ship offers super low USPS rates—up to 87% off shipping—which is great for sellers focused on USPS. Support is email-only, so it’s perfect if you don’t mind waiting for replies