Bike fitting is odd, it's one of those areas that people seem to hold very strong views on. Usually backed up with the data that "it worked for me"
I've done a blog post of some of the more obvious bike fitting tips. Hopefully nothing too disputed, just common sense kind of things
All the stuff in the above (of course) worked for me
If you're new please join in and if you have questions pop them below and the forum regulars will answer as best we can.