A credit check gives you a snapshot of an applicant's financial behavior, such as payment history, debt, and creditworthiness. On your rental application, you should see a section asking for your permission for a credit check.Zillow's application and screening tool provides you with an Experian credit report and Checkr background check at no cost to you. A landlord credit check helps determine if you're likely to pay rent. Learn how to run a credit on a tenant. Screen prospective tenants with an Avail online rental application and tenant screening reports. For younger applicants just starting out who don't have a good credit score or a well-paying job, many landlords prefer the stability of having someone co-sign. When filling out the rental application, completely fill in every section. This guide covers how to get help with housing in Massachusetts. Credit scores used for mortgage loan decisions range from approximately 300 to 900.