Yes, you should be as the maximum loss for you can only be the amount laid down, and instead of any shocking hidden costs you will find companies offering a starting bonus of varying amounts. By playing only with my provided list of bookmakers you clearly have a greater chance of winning as you can play more games that offer excellent odds.
Do not bet with bookmakers or other companies situated in Eastern Europe or even in the Pacific islands. UK is still a good choice since they have tougher gambling laws based on a long betting and gambling tradition.
For tax-free winnings just play with bookmakers within the European Common Market. Just remain vary of playing with bad bookmakers. My site can help you to play with only good bookmakers as I have painfully made this list based on previous experiences and my mastery in winning bets.
Many companies that have risen to the top are fierce in protecting their reputation. Unlike bad bookmakers, these companies will never ever cream your margins and thus people still prefer betting with reputed companies such as Ladbrokes, ComeOn and Expekt.