Really 4 pages of this stupid roadie bullshit.
Common sense and experience should tell you that applying both brakes is the best practice and that knowing the braking characteristics of your bike is essential.
If you're the type that needs to be told such a simple concept by an expert authority... Then your spandex is too tight and your balls have been squeezed into your brain which are obviously up your ass and a trip over the handlebars might be just what you need to dislodge them.