Build self confidence, be more confident, confidence building help

http://www.inc.com/empact/bill-gates-warren-buffett-and-oprah-all-use-the-5-hour-rule.html
The author of this article states “Many of these leaders, despite being extremely busy, set aside at least an hour a day (or five hours a week) over their entire career for activities that could be classified as deliberate practice or learning.”...

I'm forever coming across short articles or blog posts with seemingly useful tips.  But can such brief tidbits of information really do any good. For instance, with this article will any of the tips really "boost" you self esteem?
7 Practical Tips For Boosting Your Self-Esteem...

When researching my recent post build self confidence, I came across other articles and blogs on this theme. But as I discussed in my post, some of the tips and steps suggested elsewhere are somewhat dubious.
With a title 7 Smart Ways to Build Self Confidence, I thought Mohamed Tohami in Lost-Media.net may buck the trend.  Well, the result is very mixed. Here are his “smart ways”:-...

This blog has many tips on how to build self confidence. I wrote a post 20 ways to build self confidence some time back. I now find there is even a video based on an article I discussed in that post!
My main criticism remains – walking faster and sitting in the front row are rather weird suggestions and hardly likely to have the desired effect.  If you lack self confidence you will feel very self conscious sitting in the front and feel...