More than a hundred agents and property professionals reveal the ways in which their profession manipulates and misleads buyers as well as sellers in the pursuit of making a deal.As part of a crowdsourced investigation into the sector, reporter Paul Farrell and the team gain access to those in the know and ask them to lift the veil of secrecy surrounding how they make their money.The revelations are stunning and highlight limits to regulation, as well as the pitfalls to look out for.