The UK is one of the countries where during the last years increased the most the number of online sites where you can play online a wide variety of games: from free bingo to expensive poker tournaments. In the majority of those sites you can bet real money and also play for free and that is why it may be tempting to play in all of them. However, before deciding to do so, it is convenient to double check that they are fully regulated and have a valid licence; as there is nothing better than enjoying your favourite games is a safe environment.