Matches are under way, and fans are enjoying the World Cup in Qatar. But there's been controversy over which items and behaviours are prohibited - and how fans and players have reacted.
The OneLove armband with a rainbow flag in the shape of a heart and was going to be worn by team captains from seven nations to protest Qatar's laws against same-sex relationships.
The sale of alcohol is strictly controlled in Qatar, but alcohol was going to be served inside stadiums until Fifa suddenly changed its policy just two days before the tournament.
But Welsh fans wearing a rainbow version in Qatar have reported having it confiscated by officials, including ex-Wales football captain Laura McAllister, who said she felt intimidated when told by a steward to remove her hat as she entered a stadium.
Peeing in any place other than a toilet, littering and smoking are also forbidden, and horns and musical instruments are banned - officials don't want a repeat of 2010 when the vuvuzela became the soundtrack of the World Cup in South Africa.
Qatar has come under intense scrutiny for the way it treats migrant workers - and its government says reforms are being made.