Most mortgage-related complaints borrowers filed with the Consumer Financial Protection Bureau stemmed from problems they had making their payments, although servicers generally turned in surprisingly high and consistent response rates for timeliness and resolution, according to an analysis of the new data by Inside the CFPB, an affiliated newsletter. Among the 90,000 consumer complaints included in the vastly expanded public database, more than 50,000 far and away the biggest share had to do with mortgages. About 30 percent of the mortgage complaints were leveled...[Includes one data chart]