You will probably have to bring an action to terminate her license to remain on the premises. You should talk to an attorney with landlord tenant experience.
Depending on her age and your relationship with your granddaughter, you may have to start an action in Family court or an ejectment action in Supreme Court.
you should consult with an attorney. there are lawyers who help for a reduced fee, and you need to speak with one to see what your options are
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