Buy-to-let and commercial mortgage broker TBMC has seen an increase in loan size for mortgage offers obtained during the last quarter of 2010.

Its Landlord Profile Tracking Index, which track developments in the UK buy-to-let mortgage market, also found a continuing rise in average rents, while fixed rates rose in popularity and demand for remortgages increased.

Andy Young, chief executive at TBMC, suggested that the large rise in average loan size was down to a number of factors. He said: “The availability of some higher loan to value products and an increase in house prices contributed to this rise