How much liquidity is coming from bonus bagging?

On premier league acca markets it usually the majority of the volume thanks to the skybet price boost. Look at tonights acca. 55k of 74k matched on Man city, Atletico and Brighton.

I'd have thought 14,000 people would struggle to get £55,000 on with skybet.

http://www.sbcnews.co.uk/europe/uk/2016/03/17/online-free-bet-offers-to-be-t...

@TheInvestor: I'm not sure that's relevant to this discussion, the measure in the budget is to make gaming free bets taxed the same way sports free bets already are - this from the Budget Book:

Remote gaming operators currently benefit from a more generous tax treatment when they offer discounted or free gambling (‘freeplays’) to customers in Remote Gaming Duty than would be the case for operators offering free bets on things like football and horseracing. The government will therefore amend the tax treatment of freeplays in Remote Gaming Duty to bring it into line with the tax treatment of free bets in General Betting Duty.

FRog check my thread on US Racing.Did a test on liquidity on all the races at Sunland park Betfair exchange V tote.
The results will shock you at how poor the liquidity is on here.
US Tote won by a long way.

frog I would have thought a large slice of action on here comes from people laying off who are engaged in "matched betting"  I even do it myself still at times when I have an account that I can still use an offer on