Consider players fitness and match results
Note that number of matches played by any tennis sportsman can seriously affect his or her fitness and as a result change future tournaments outcomes. Contemporary tournaments are short enough and there number is large. So players need to play a lot of matches without a rest at short notice. Only some of them could stand such load, others get tired greatly. Those who are capable of great endurance can play well even after long series of matches. Others, even titled players, being tired could not win two tournament running. These facts should be appreciated while choosing betting strategy. Ability to analyze this information and to make conclusions will allow to win frequently making bets on tennis matches.