If Accounts Service of Colorado is calling you repeatedly, at inconvenient hours, or using intimidation, these actions may violate the FDCPA. Debt collectors cannot threaten lawsuits, wage garnishment, or arrest without legal authority. They must also provide a written validation notice within five days of first contact. If they continue calling your workplace after you told them to s... https://protectionforconsumers.com/stop-account-services-phone-harassment/