Harbaugh took less than Michigan offered in 2011

For those who believe 49ers coach Jim Harbaugh wouldn’t use his alma mater as leverage for his next job, here’s perhaps conclusive evidence that he would. He already has. In 2011, Harbaugh rejected an Ann Arbor offer that would have paid him $5.2 million annually.  Instead, he took $5 million per year from the 49ers,…