A car waiting to be added is much slower than a given time (pick up 16.45 times out to arrive before 16: 20 pm tee: 04.45 bus must arrive before 4: 20 pm)
Pick out one received later than the scheduled time. (Bus leaves at 16:45 to come to us first. 16:20 pm, 4:45 pm must get round to the company before 4:20 pm).
The car waiting to get out to get slower time (car out time 16.45 must arrive before company 16: 20 น.ร get ออกรอบ 04.45 PM to reach the company. 04: 20 pm).