How to build silent or quiet computer

I have had few email requests for setting up a HowTo -page for

• building a silent or quiet computer
• silencing your existing computer

I decided to take the job and a new pages are just waiting for my activity. A tab is already up there in my blog (see? "HowTo") and it'll be updated during this project. I'll be writing instructions about detecting noise sources inside your computer and how to silence them with simple modding so that they will get quieter. To begin my job, first I'd like to ask you what kind of HowTo -page would serve you best in silencing your PC. Please copy these questions and paste them into comment box to help me setup the instruction pages the best possible way. Remove any answers as you prefer and send your comment.

Copypaste following and send as comment:

STYLE
A) In general, more: practical / theoretical
B) Practical instructions as: plain text / photos / videos
C) Theory and base data as: plain text / tab.data / graph.charts

STRUCTURE
D) Instructions to be: all in one page / list of topics to choose from
E) Instructions as: simple step by step / lot of options / with hints
F) Images and videos: included in text / linked to new windows

INCLUDED EXTERNAL INFORMATION
G) Links to: manufacturers page / review pages / shopping pages
H) Links to: forums / other blogs / online support pages
I)  Links to: Other tutorials / manuals / (your choice)