All HOWTOs you find here are the result of things I did and wanted to comment in a structured way. The HOWTOs are made for myself, because I found that I often need pieces of them when I'm not at home or near any working machinery (i.e., when installing new machines).
The contain no "magic" information, but should work as advertised. If you find errors, corrections or enhancements, feel free to send a mail.