I did a servey and was promised money but no money

I did a servuy for GFK on Wednesday 18November 2015 it was about cars for Volkswagen the New 5 door vw up.<br> They said u get R700 after survey so for about 3 hours we were busy.<br> After survey we went to a tabel to sign the gave u a piece of paper and said the money will be send to your cell number with in 24 hours now it is 75 hours later and still no money i tried contacting them and all the can say is they are busy i have to wait.<br> Please be carefull it looks like a **** and i am not the only one who did not receive there money