Need to provide proof of employment status? Use this sample employment verification letter to create your own.Click here to see a sample of processed Verification of Employment. The Work Number® is an automated service that provides instant employment and income verification. This fast, secure service is used when. 1. Enter the current date. 1. Enter the current date. Applications. Form Number, Form Name. You will also get an email once your order is complete or to resolve any issues with the application. County of Riverside is one of over.