Yep, make a balanced crew! Stick some Rastas in to ensure a balance. Also, after renting out dorms the price of new ones goes up. So it's worth upgrading existing crewmembers to maximise your stat boosts. Hope this helps.
We're working on pushing a few more jobs out by the end of the day, just a minor delay for some server work.
You tell someone your referral code and they enter it. You can only enter one referral code. Do NOT enter any referral codes yet, though because it isn't working. Wait for an update. Do NOT post your referral code in-game or on the forums or it will be deactivated.