If you are looking to scalp the greek's numbers, you can do that closr to kickoff when they try to balance their action.
VIP, Sportbet are usually slow to move the props (this info is 2 years old as I do not play at any of the 3). Also ACIsland used to move their numbers quite a bit to balance. Some nice opportunities.
Me, I am pulling for 5 catches by bush to hit a middle >4.5 -150, <4.5 + 160. Free money, plus a chance at a middle