How to get your ex girlfriend back - win her back as fast as possible.
Here are a few quick things we have to get out of the way.
 

1. Stop drunk dialing and drunk texting.
   
2. Stop nagging and begging to get back together.
    

These things are not attractive and each time you do something like this you make your chances weaker.
Get your ex girlfriend back by making her miss you.
This is the best way to win her back.
What's crazy is that she probably already does miss you.
But if you're nagging and begging her to take you back all the time, it makes her want you less.
  One great technique is to accept and agree with the breakup and move on from it.
From the breakup, not your ex girlfriend.
You should be able to get her back if she misses you and if you do things right.
  Give her a little time and space.
Get your ex girlfriend back by agreeing with the breakup then waiting a couple weeks to contact her.
Try to set up a casual coffee meeting and look for signs.
Don't beg to get the relationship back together.
Just try to have a good time.
Keep things real and fun! Making your ex miss you is the best way to get your ex girlfriend back.
Ask yourself, "How did we get together in the first place?" Maybe that is what she misses.
The chemistry that brought you both together in the first place.