My both breast are small what should I do so that they become bigger?

I have a girlfriend, we have been together for 3 years,
unfortunately she has small boobs too..
however, i still love her for who she is... so in my opinion you should find someone to love you for what you have and for who you are...

Alternative solutions:
-Sometimes boys do not always look for breasts, train your gluts so you can get attention down there not up there..
-Do some push ups... up to 15 daily so your chest looks bigger... don't do a lot or you become muscular then.