Definitions for "HOWTO"
a one-page description on how to accomplish something, but is folderish, so Files/Images can be attached
A document describing "how to" do something, such as configure a firewall or manage users and groups. There is a large collection of these documents available from the Linux Documentation Project.
Documents that discuss how to do something with a system or application. Most documents hosted at TLDP are HOWTOs, explaining how to install, configure or manage tens of applications on a variety of systems. HOWTOs are typically 10-25 pages.
a good document to help you discover a task or a topic you don't know
a short paper with diagrams and explations on how to do a particular task
a rather specific and narrow field