It is the main road crossing between Malaysia and Thailand and most long distance buses between the two countries use this checkpoint. The Thai checkpoint is officially known as the Sadao Immigration Checkpoint while the town immediately Shopping at the Cergas Jaya Duty Free Shopping Ccomplex. It's a mid-sized shop with sporting good, toys, some clothes, groceries and the usual stock of spirits, make-up and cigerettes. For pricing comparison: 1 litre of Bacardi - RM45, Malibu Rum - RM65, Absolut Citron - RM57. The store is supplied by the Malaysians, so those from the Thai side can find some interesting items. Getting there: Those from Malaysia who want to only come here and NOT cross into Thailand should drive through Malaysian immigration and inform the officer that you only want to go to the duty free complex. He will issue you a pass which you should hold on to and return it when you go through immigration again after you finish shopping. Passports are not needed. Please note that you can only bring in duty free goods if you have left the country for 48 hours. However, many Malaysians just go to the complex to buy duty free items and hope they can pass Malaysian customs without them noticing. Sometimes it works, sometimes it doesn't. Of course, there is no problem if you are travelling onwards into Thailand or coming from there.