Download and install the Kindle for PC reading app on your Windows personal computer. To download and install the Kindle for PC app: 1  Go to: Kindle for PC. 2  If prompted, choose the option to save the file to your computer. 3  Click on the Download button. 4  Once the download completes, follow the onscreen installation instructions.
Delivery Confirmation Service. Changes were made to fees only. The retail option fee for First-Class Mail parcels and Package Services parcels is now $0.75, and the Priority Mail retail option fee is now $0.65. The Priority Mail electronic option â included with Click-N-Ship service â remains free.
How Much Does a Stamp Cost? Typical costs: The cost to mail a first class letter is 46 cents for up to one ounce, and each additional ounce adds 20 cents. Large envelopes (flats) that are rectangular and not too rigid or thick are 90 cents for up to one ounce (and 20 cents for each additional ounce). Expect to pay 33 cents to mail a postcard.