Samples of requests for approval. Use the following samples to guide you when writing a request for approval letter.I,. , am the owner of property located at. Through the submission of the application, I am requesting an early release approval letter at this address. Fill out the form below to get instant access to our approval request form templates. To save an editable copy, follow these simple steps:. Forms and templates researchers may need to obtain approval from the Human Research Protection Program (HRPP). Need to provide proof of employment status? Use this sample employment verification letter to create your own. Out of State Law Enforcement License.