Pro tip: Don't ship collectibles in free USPS boxes; if you, ensure you give enough space for crushing. : r/Flipping
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Shipping Hacks - Legally Save Money With This USPS Shipping Trick - YouTube
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![USPS Shipping Rates by Weight Chart [2022 Full Guide] - PostScan Mail](https://www.postscanmail.com/wp-content/uploads/2022/09/USPS-Shipping-Rates-by-Weight-Chart.jpg "USPS Shipping Rates by Weight Chart [2022 Full Guide] - PostScan Mail")
USPS Shipping Rates by Weight Chart [2022 Full Guide] - PostScan Mail
