Resumes have a lot of different opinions on what is "right" versus "wrong." Mostly, you need a resume following a given set of rules rather than try and resolve all the conflicting advice. (I also have a point of view and can help you with your resume -- see "how to get the interview" with my resume review service).
This infographic comes pretty close to the type of pre-requisites you should have when you create or modify your resume. It's a good starting point.