Spending time apart and giving your ex-girlfriend space is an important step in the how to win an ex back process. After a breakup, it’s clear that your ex’s feelings for you have gone stale, such that ANYTHING you do other than give her some time and space (even things that ACTUALLY WILL WORK to get her back later on!), would have a negative impact AT this early stage.
You may worry about the old adage, “Out of sight, out of mind,” and use that as a justification to reach out. The thought of him moving on and forgetting about you is too terrifying to bear. One little text won’t hurt, you reason. But, in this instance, it will hurt. If you want your ex back, it is important that you strictly adhere to the no contact rule.