will ravenhill has been an estate agent in leicester for 35 years.ased demand, but it's not the main reason for rising rents. if you're asking whether that's put the pressure on rents and made rents increase, i don't think it has. there's less rental stock around at the moment, private rental stock. we've had a lot of landlords exiting the market over the last couple of years or so. and, obviously, we've seen that the rise in interest rates over the last 12—18 months or so has had a big impact on newer landlords, because they're finding that their mortgages have increased phenomenally, which then obviously has a knock—on effect for tenants. immigration may cause a small increase in house prices. there's been little research into its impact on rents. what's certain is immigration is far from the only pressure on housing. we've got problems with the planning system, problems with our capacity to build additional houses. very high levels of immigration will put more pressure on that system, clearly. but the fundamental problem isn't the change in popula