Which? Legal Service lawyer Espe Fuentes said: "We receive many calls from tenants who have issues with their landlords.
"Most are about poor living conditions and problems with landlords still not putting deposits into the deposit scheme.
"ARLA’s licensing system is certainly a step in the right direction to offer greater protection for tenants.
"At a minimum, we’d like to see all letting agents and landlords required to join a compulsory complaints scheme.
"Many people have suffered for too long at the hands of unscrupulous landlords and letting agents – it’s time to separate the wheat from the chaff."
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