Always read the terms and conditions before subscribing to a bookmaker. Some bookmakers (Ladbrokes, Bwin) will not accept Dutch customers due to an on going legal procedure at the European High Court. Clients from Belgium will not the face the same problems regarding bookmakers.
In the menu under Recommended Bookmakers, you will find a list containing the names of bookmakers who will accept wagers without any problems. In the menu, All Bookmakers, it is indicated which are not suitable for Dutch clients.