Wharf is one of the most popular pickup and dropoff points due to it's inner city location. Cargo Bar and Bungalow 8 are popular pre and post drink locations, and the Sydney Convention Centre is just 5 - 10 minutes walk.
Yes, wharf fees start from around $30 per stop.
Y
There is no on street parking but there is plenty of paid secure parking within walking distance such as Star City Casino and 1 Shelley St.