What helps speed up labor??

Kailey • 23. First baby ♥ due July 28th 2016 :)
I'm 36 weeks but most of my pregnancy has been kind of complicated and went into preterm labor at 28 weeks what are some ways to speed up labor I'm already dilated to a 2 and 50% effaced im hoping she comes within the next few weeks also been having tons of braxton hicks still and cramps.