Now you can buy bus tickets via drive-thru at Rangsit Terminal
They have opened a brand-new “Drive Thru” lane at Rangsit Bus Terminal, where passengers wishing to travel can purchase bus tickets without getting out of their cars.Read more
You can read full article here: http://bangkok.coconuts.co/2016/07/08/now-you-can-buy-bus-tickets-drive-thru-rangsit-terminal