1) Gmail can be set up by going to google.com and clicking on the Gmail link to create an account, which gives access to Gmail and other Google services. 2) Gmail has benefits over folders like allowing emails to be in more than one location through labels, and has a powerful search and priority sorting features. 3) Google Documents allows creating, sharing, and editing documents online in real-time with others, and has features for uploading, downloading, and publishing documents.