An employer-employee relationship may exist regardless of how the hiring party describes it. In the contract, outline the agreed upon bill rate and include billing terms and any details about how you would like to be billed.Sample Independent Contractor Agreement. Independent Contractor. What do I need to include in an independent contractor agreement? The Form W9 verifies the name, address, and Taxpayer Identification Number (TIN) of your independent contractor. Step 1: Initial Request. Obtain independent contractor resume. May be seasonal or temporary in contract but will have say in the sporadic working relationship (exercises their independent business initiative). 4. It is important to have clearly set out agreements when signing up employees or independent contractors.