Learn how to evict a tenant without a lease legally. Understand termination letter and separation notice requirements for each applicable U.S. state with this helpful guide to stay compliant.Here's how to write an employment verification letter, including information on formatting and proofreading. How to write resignation and retirement letters - accepting and withdrawing resignation. Free samples, formatting, templates and examples. The IRS only issues the EIN Confirmation Letter (CP 575) one time. A twoweek notice period is standard, but not required. Regardless of the reason for separation, employers must complete form DOL800. Reference Lease Terms: Mention any clauses in the lease agreement that allow for early termination or specify the notice period.