Do I need to go through immigration in Cambodia if I have a same-day return flight to Thailand from there?

The question revolves around whether a traveler needs to go through immigration in Cambodia for a same-day return flight to Thailand. Responses indicate that airlines typically do not permit same-day flights for this route, and alternatives like flying to Malaysia are suggested. There are also discussions about managing passport space for stamps and the use of eVisas. Overall, the consensus is that immigration processes must be followed, and it is advisable to check with airlines or immigration authorities prior to travel.