Mark also served as the program director for, a board member of, and webmaster of, the Midwest Chapter of the 7x24 Exchange. He has also held memberships with the following organizations: NETA, NFPA, ...

Slim PDF is the best free PDF reader if you’re looking for something incredibly lightweight. The software download is really small, so is the perfect choice if you’re limited by hard drive space.

The best free PDF editor you can download right now is PDF24 Creator, which comes equipped with a wide range of essential and professional features. But I've rounded up the full list below.

We looked at SwifDoo, a free to download PDF reader. Apple’s built-in Preview app performs most of the tasks offered, including proper PDF editing, which SwifDoo doesn’t do. But more ...