[header] How to stop being a doormat [title] Evaluate if you are being respected. [step] Do you feel disrespected or used by someone? Maybe they have been asking you for many favors without giving back in return? Understand that you deserve respect of your time, money, and efforts. Be realistic that one person can only do so much. 
[substeps] Figure out if the person who's using you is proving mutual respect and kindness in return. If the situation feels one-sided, in which you're doing all the work, then understand that kind and respectful people wouldn't do that to you.