As a freelance Studio Designer for Publicis Seattle I worked on the T-Mobile account to produce a lot of digital advertising in a variety of sizes.
Here's an example of a project:
I was part of the team who turned that ad into the various sizes for different platforms.
There were many other banners and messages to create, and here are more examples:
I also worked on a variety of newspaper ads in color and black & white
Here's an example of frames from an ad, used to launch the new T-Mobile pricing promotion after CES: