A landlord has the right to sell. If the property is to continue as a rental, the new owner may wish to continue the relationship with the new tenants.
Yes, the landlord can sell the property to another. However, in most states, your lease must either be honored or be allowed several months before eviction.
No!. absolutely the tenent has the right to fullfill his/her agreement. The landlord can find the buyer and keep, negotiate and should wait till then tenent 's period is over.