Hi {studentfirstname},
To make decisions on hiring, retention, promotion, and reassignment, (company_name) considers the background of applicants and employees. 
Due to your recent interest in our company we would like to inform you that we will require you to complete a background check and that the information from this background check may be used for decisions on your employment. 
(company_name) ensures that all applicants are treated equally. This background check will not be used to consider a person’s race, national origin, sex, religion, disability, age, or genetic information. 
To proceed we will need your written permission to complete the background check. By signing the document below, you are providing your written consent for a background check to be completed. 
Please fill out the following document and send it back when completed. 
Thank you,
(your_name)
(signature)
(add_document)