Mortgage credit availability, loan quality and lenders ability to foreclose on distressed properties remain big issues as lenders try to adjust to a more difficult, more complex regulatory environment, according to industry participants in a symposium hosted last week by the Urban Institute. While private capital is available, potential investors are wary of investing in the new environment of qualified and non-qualified mortgages and on mortgage companies and ventures that have drawn much regulatory scrutiny, panelists said. The average credit scores on a conventional-conforming purchase loan has increased...