Originally Posted by SKT-DK

Just get some cash to make your life easier. Tipping is not mandatory and especially never on Grab - I tend to tip a regular taxi driver if they are good, and that is always appreciated, though in general I am against the tipping culture,

For dining places in that area, I would suggest Suda in Soi 14, opposite Terminal 21. Been going there for decades and it never disappoints (except there may be a queue, and I believe they are still closed on Sundays)