Printing Postage from Computer
Logging In to Stamps.com
Login to computer with your windows domain credentials
In the Search type Stamps.com and you will see Stamps.com pop up at the top, click on this

Stamps.com will launch and you will need to login to
User Name: stelmos
PW: stelmos127

To print a stamps
Click on Stamps on the left side

If prompted enter S85799 under Print Details (if this is already filled in skip to next step)

By default, the 2nd option is selected so that all stamps are the calculated based on what you are mailing (leave this as is)
Select your Mail Class (most will be First Class Mail)
Enter Cost code at bottom next to Total Cost
Seclect Quantity (Number of stamps needed) and clidk Print Postage

If not already selected choose Dymo Lablewriter 450 Twin Turbo and Right Roll, click print - stamps will print.

Printing postage for anything other than a standard envelope
Select Packages along the left

Enter Return and Delivery Address
Lay package on scale and make sure Auto is checked next to Weight or enter weight and dimensions if know

Select Mail Class and package details

The cost of the package will display, click Print Postage
Change Printer Zebra GK420 printer
Click Print