The transition from a market hot with refinances to a more traditional purchase market has made the industry ripe for new and old mortgage fraud schemes, according to CoreLogic. The company’s National Fraud Risk Index reached 133 in the second quarter, a slight uptick from the first quarter, but it represents the highest it’s been since the index was introduced in 2010. That number was 122 in the fourth quarter of last year. With all of the moving parts and players involved in a purchase transaction versus a refinance, CoreLogic said, there are...