What I did when I knew I really wanted to make the leap and felt I was ready I picked a course that was easy for me to play well.
Then I camped there until it happened lol. If I didn't start out -3 thru 3 it was restart time ;-)
You are very close, that last .40 can be very very tiresome trying to lower but it can be done.
By the time I made the move to Legend I was so tired of the driver/wedge game that the game felt new and fun again.
See here for the fun of trying to make those last few .xx of your average to drop can be.
http://www.wgt.com/forums/t/66618.aspx