School records will be among the key documents that young undocumented immigrants must submit in their requests for deferred action, the new immigration policy that allows individuals who arrived in the United States as children to seek relief from deportation and gain work permits. Applicants have to demonstrate, among other criteria, that they are currently enrolled in school, have graduated from high school, or have obtained a GED. But school records will also help many potential beneficiaries prove another key qualification: continuous presence in the U.S. for the last five years. A high school transcript documenting four years of schooling...