Documents, Forms, Policies and Resources. RTF Recruiting and Hiring.In-person expedite appointments are available in the North Las Vegas office only. The department MUST complete and submit Request to Offer Form with necessary documentation, e.g. Letters of guardianship may be in the following form: State of Nevada }. 1. Complete your application. Once you have Form N-400, you must fill it out completely. If at all possible, vacant positions should be filled in accordance with policies set forth in the WNC Policy and Procedures Manual. The Pre-Approval Process. Application: The journey begins with completing a mortgage application.