you should stand more upright try to keep your left arm straighter place ball back further in stance and from the looks of it you need to work on hitting more down on the ball
well i use a nike unitized tiempo and i love it to death the feedback is the best ive ever tried ive used scotty cameron and i think nike beats them try them out first if you can
i believe myself to be a big hitter average drive 290 i have twice drove the green at 370 my nine iron goes 150 ive personally never met anyone as longas i am