We all have to start somewhere and there's a lot of confusing acronyms, code words, half speak and unsaid agreements and acknowledgements with escorts. So here's some hints for the newbies.
1/2 and 1/2 - Half and half, oral sex + full service
411 - Seeking information.
420 - 4:20 AKA marijuana
69 - Two people giving each other oral sex at the same time.