CFEngine has switched to a JIRA bug system and this system allows us to vote for bugs. I encourage you to vote for your favourite bugs; here are mine:
CFEngine can be confusing and frustrating for new users. I'll try to offer you a condensed and easy to follow procedure, including the EFL addon.
Delta Reporting has simple yet powerful reports. See a gallery of essential ones here
Regular expressions can vary from simple to WTF. Usually they tend toward the latter. What most don't realized, or are too lazy to use, is that regular expressions can be made to include friendly whitespace and comments. CFEngine is no exception.