With a higher sample size this year, you'll also see differences based on size of institution and other factors
It is 70, not 300. (About 300 sections of those 70 courses are offered.)
A: There are many features made possible because of the web interface: • When you send an attachment through this system, it automatically places it in the Community’s library and sends a link to members — no more blocked attachments because of file size or type! • All posts and associated resources are automatically archived and very easily searchable