ซื้อของ

It's neutral. You can use it with friends, family, and even in most professional settings. For very formal documents, use 'sue sin-kha'.

Yes, but if you're buying ingredients to cook, 'chai talat' is more specific. If you're buying snacks, 'sue khong' is perfect.

You can say 'มาเดินเล่น' (ma dern len - come to walk play) or 'มาดูของเฉยๆ' (ma doo khong choey choey - just come to look at things).

They are interchangeable in modern Thai, but 'shopping' (ช้อปปิ้ง) sounds more trendy and usually refers to non-essential items.

If you are just saying 'I'm shopping', no. If you specify the number of items, yes: 'sue khong song chin' (buy two things).

Yes, but usually people just say 'sue rot' (buy car). 'Sue khong' is for smaller, multiple items.

If you have a specific object, replace 'khong' with it. 'Sue suea' (buy shirt), 'Sue a-han' (buy food).

Simply add 'online' at the end: 'sue khong online'.

It refers to gifts or souvenirs bought for others while you are out shopping or traveling.

In markets, it's expected. In malls, it's not possible. Always be polite and smile while bargaining.

Point and say 'sueอันนี้' (sue an-nee).

No, 'sue khong' is only for physical objects. For services, use 'chai borikan' (use service) or 'chai ngoen' (pay money).