FHA lenders have gradually stretched to originate loans for borrowers with more modest credit scores in recent quarters, although these borrowers typically are better positioned to keep up with their payments, according to an Inside FHA Lending analysis of data released by the agency. The average credit score for single-family loans endorsed in the second quarter of 2013 was 693 the lowest such average in nearly four years. This is partly the result of a shift toward more purchase-money mortgages, which generally have ... [1 chart]