Shipping Guides & Tracking Tips

Compare UPS Ground and USPS Ground on shipping speed, typical pricing, delivery reliability, and the best use case for each service.

Pack trading cards in a penny sleeve, then a top loader, then a bubble mailer, and add tracking — the layers are what stop bends and pressure damage in transit.

A standard domestic stamp will not carry a letter overseas on its own — international mail needs globally accepted postage, and how much depends on the destination and weight.

Yes, a post box accepts an international letter as long as the postage is sufficient; short-paid mail returns to your return address marked insufficient postage.

Close a PO Box online through your USPS account or in person at the Post Office — either route still needs one visit to collect remaining mail and hand back the keys.

Collect on Delivery has USPS take payment from the recipient at delivery and forward it to the sender by check or money order.