InterBay Commercial lends buy-to-let and HMO mortgages up to 85% LTV and unregulated bridging loans up to 75% gross LTV.
This includes changes to the amount of evidence required from self-employed applicants.
This would be the first time this has fallen in five years.
It has cut rates across buy-to-let and 90% LTV residential products ranges.
The average void period is now 24 days while the average cost of rent is £898.
Across its fixed rate buy-to-let range the bank has cut rates by 0.2%.
And only a small number of customers check the accommodation has insurance before booking a stay.
Howard Levy said that the situation at the moment is accidentally creating mortgage prisoners.
Some 90% of the top areas with the highest annual rent as a proportion of house prices are in Scotland.
Members of club will be able to place applications directly with Principality Building Society after registering to Principality’s intermediary network.