Is the question why you play with a handle of forehand when you probably know that the continental handle of the it which functions better for a good flexible service?
You started with this handle http://www.theseahawksfansclub.com/Black-Friday-12th-Fan-Jersey/ , kept it and always appreciated your play (or gained matches). Unless you became really really motivated - particularly with matches lost with good players - you probably change of won'it.
It feels in safety and you don't to make errors, though you' Re always on defense when your adversary returns the projectile. You can miss the great image here. If you play for points - competitivement - it it matter of doesn't which makes less errors. It imports only which gains. #1 of service of tennis boils
Start to practise with a continental handle. Since your wrist and your arm are not used with this change you must start slowly. Initially strike your services with the speed of 25%. Gently seize the racquet and the hearth on your feeling. It will improve. Increase speed gradually.
The posterior service your first services with these handle and average involved speed and employ your sure service for the second service. The next stage learns a higher service from rotation and the apply gradually in the play.
Then collect all your courage and decide that of a certain day on you your old service will play never yet. Now you're really on your way with the good portion!
2. Too hard test
If you observe the really good waiters http://www.theseahawksfansclub.com/ , the you'll see that it looks at completely without effort to strike a powerful service. If you test hard to strike a fast service you contract too many contradictory muscles which function the ones against the others. You will not obtain a fast service and without effort while testing hard! You go in the false direction.