The QuickBooks Shipping Manager allows you to ship packages within the software using your favorite shipping service that is USPS shipping through QuickBooks! Intuit did the haggling for you and worked out a deal with the USPS.
Save 15% on Priority Mail and 21% on Express Mail if you print your postage through QuickBooks.
You also get a FREE limited account with Stamps.com, a website that provides postage on demand.
Sign up for your FREE account:
File > Shipping > USPS shipping through QuickBooks Options > Settings
Follow the prompts and select the appropriate account.
From the invoice window, you can automatically print a shipping label.
Simple as that! Save money and time!