Outside vendors to Fannie Mae and Freddie Mac are enjoying the “salad” days of contracting – with promises of more work to come now that the GSEs are actively aiding in the creation of a separate but “outside” single platform to issue mortgage-backed securities. According to a recent Securities and Exchange Commission 10-K filing issued by Freddie Mac, the GSE spent $361 million on “professional services” last year, which is jargon for contract workers and outsourced…