Sandra Santos has been doing everything she can to find a job since she was laid off in mid-March from working in the billing and collections department of an ambulance service in the Rio Grande Valley. The 47-year-old Edinburg native filed for unemployment shortly afterward and recently received her second check in the mail — weeks after she and her boyfriend were evicted from their apartment. Her boyfriend, Joey Quintanilla, is a self-employed landscaper who is also jobless. His regular salary — which fell short of their monthly $500 rent — amounted to “just enough to buy groceries,” according to Santos. Santos ...