Gab Marcotti looks at the reasons why Premier League clubs were able to pass the £3 billion mark in transfer spending in the summer window. (1:52)Open Extended ReactionsDoes your Premier League club need outside financial help? - Why is the Champions League so easy for Premier League teams now? From next season, the Premier League will ban front-of-shirt advertising from betting companies. Exactly half of England's top 44 clubs -- the Premier League and the second-tier Championship -- are majority owned by American investors.