[header] How to insure valuables shipped by mail [title] Utilize priority mail express. [step] Priority mail express is a great option if you're looking to send something speedily. Priority mail express guarantees delivery in 1-2 days and also insures your item for up to $100. 
Request priority mail express at your local post office when mailing your item and you will receive a mailing receipt and a confirmation when the package has been delivered. [substeps] If your item is worth more than $100 dollars, you can purchase additional insurance to cover the remainder of the item's value.