Discover the ultimate guide to selling your tenant-occupied house in New York, featuring expert tips, strategies, and local insights for a successful sale. Ready to sell your house?Fill out the form below or give us a call at 631-388-7771 to get your free cash offer! Before selling a rented property, certain notices need to be served to the tenants, according to the laws in Suffolk County. This booklet explains many of these laws you need to know and provides resources where you can find more information about landlord and tenant issues. The contract between a tenant and landlord, whether based on a written lease or a handshake, is one of the most common and important deals. Customer: Do you help with tenants rights? Lawyer's Assistant: Where is this occurring? See Landlord Tenant Court for additional information. Yes you should cut out the realtor.