Stoke manager Tony Pulis insists he is happy to stick to his principles as he makes his way in the Premier League with the Potters.[LNB] Despite his years of experience in the lower leagues, Pulis is a relative novice in the top flight as he approaches the end of his second season.[LNB]However, his approach has not altered.[LNB]He told the Stoke Sentinel: "I haven't changed my principles from when I was younger, you are just working with better players these days.[LNB]"I still expect the same effort and commitment. The one thing you can guarantee if you play for me is that you have to give everything.[LNB]"At every club I have been at, I think the supporters have appreciated players who had a go."