In other situations where the person in the property has no legal right to be there the process is called "Wrongful Detainer" in MD.Laws vary tremendously from state to state.

If the tenant does not move out within 5 calendar days after notice, the tenant is "unlawfully detaining" the premises.

This means that you must have the correct language in your 60/90 day notice and you must fill out the unlawful detainer complaint correctly.

If they can move quickly and avoid eviction/unlawful detainer on their legal record, it will be better for both of you. 

If the property is in SoCal, the process is as follows:Serve a 3-day notice, and assuming they do not pay, you file an unlawful detainer. 

Since these folks are not tenants, but the seller who has not vacated the premises, you really have an unlawful detainer on you hands and an eviction may not be the appropriate remedy.  

This to be an incentive to leave the place clean and undamaged.And explain that if you file an unlawful detainer (or whatever the eviction proceeding is where you are), that will go on a database that will show on eviction reports that future landlords will pull - even if they win the eviction proceeding. 

Our local rental association keeps a list of Unlawful Detainers that were filed, but it is printed on a month-to-month basis.

Here is an excerpt from our rental criteria: " Evictionor unlawful detainer action which has been resolved with full restitution maybe approved with additional security deposit. 

This information is available free of charge on the internet at the following sites:Sex Offenders: www.txdps.state.tx.usSan Antonio Area Crime Stats:http://www.neighborhoodscout.com/tx/san-antonio/crime/REASONS FOR DENIAL OF APPLICATIONSIf you failed to give proper notice when vacating a property.If previous landlord(s) would be unwilling to rent to you again for reasons pertaining to your behavior or that of any family member, guest (welcome or not), your pets, or any animal on the property during your tenancy.If you have had three or more late payments of rent within the last 12 months.If you have an unpaid collection filed against you by a Property Management Company.If an unlawful detainer action or eviction has occurred within the past five (5) years.If you have recently received 3-day notice to vacate.If you have had two (2) or more NSF checks within the last 12 monthsIf you have filed for bankruptcy or foreclosure within the past 24 months we may deny your application.Any bankruptcy must have been discharged at least one year previous to the date of your application.If you have allowed any person(s), not on the lease, to reside on the premises.If we are unable to verify your information, we must deny the application.No Businesses may be operated from the property.