The sub-contracting of housekeeping services by hotels to recruitment agencies has led to the exploitation and abuse of staff, a parliamentary reception has been told...Kevin Curran of the hotel workers branch of the Unite union said that in some hotels...workers...are, in effect, working for less than the minimum wage..."[A typical worker] ends up suffering from ill health, with back and shoulder problems as a result of the physical work involved and also mental health issues because she is unable to spend any time with her children," [he says]...[Staff Wanted Initiative] has produced a simple set of guidelines for hotels to help them identify and deal with any issues of exploitation by the agencies...[A]ll the major hotel companies had been invited to attend the meeting, but they all declined, except for Whitbread, the operator of budget brand Premier Inn.