According to new research from home insurer More Than, 60% of ‘casual’ landlords are leaving themselves open to theft and hefty bills by failing to collect a deposit, request a reference or even carry out basic credit checks.

It claims that one in four UK homeowners have turned ‘casual’ landlord, taking in lodgers to ease the financial burdens of bills, mortgages and rising food costs.

More Than says that 10% of ‘casual’ landlords have been victims of theft. The main items stolen include money, jewellery, mobile phones, iPods and iPads and televisions.

The research reveals that damage to property and possessions accounts for 44% of the problems encountered and, on average, the cost of repairs is over £2,000. Other common complaints include late payment of utility bills, non-payment of rent and inconsiderate behaviour.

Matt Pernet, head of More Than Home Insurance, said: “Making the most of a spare room is a great way to earn extra income but we encourage homeowners to conduct credit