He just threatened my grill which is on my patio/ deck, technically a charcoal grill is illegal on patios in NYC however no one enforces it.  

For my office, we have the following requirement:Tenant must request early termination in writing;Notice must be given 30 days in advance, or Tenant must pay 30 days of rent even if they are leaving sooner;Tenant agrees to pay a Early Termination Fee equal to one month of rent, due at the time notice is given;Tenant agrees to allow marketing and showing of the rental with 24 hours notice during the last 30 days of occupancy.You may be surprised to hear that over 80% of our tenants accept this and pay the penalty when they want to break a lease.For those that refuse to pay the penalty, we don't cry or beg or threaten.

For rent accruing on August 1, 2021,or thereafter, and unless an exception or other state law allows for eviction, landlords areprohibited from serving or enforcing, or threatening to serve or enforce, any notice requiringa tenant to vacate any dwelling, including but not limited to an eviction notice, notice to payor vacate, unlawful detainer summons or complaint, notice of termination of rental, or noticeto comply or vacate, if, unless otherwise permitted by this order or under state law, a tenanthas (1) made full payment of rent; or (2) made a partial payment of rent based on theirindividual economic circumstances as negotiated with the landlord; or (3) has a pendingapplication for rental assistance that has not been fully processed; or (4) resides in ajurisdiction in which the rental assistance program is anticipating receipt of additional rentalassistance resources but has not yet started their program or the rental assistance program isnot yet accepting new applications for assistance.o There is a presumption that any rent payment made on or after August 1, 2021, isapplied to current rent before applying toward arrears.o A landlord is not required to accept partial payment of rent but is required to offer atenant a reasonable repayment plan under this order and pursuant to Section 4 ofE2SSB 5160.o A rental assistance program is authorized to share the application status of a tenantwith the tenant’s landlord.https://www.governor.wa.gov/si...

Usually Boards are limited to considering violent felonies or crimes that could threaten the safety of the membership. 

Last night at 10:30 at night the old tenant just walked through the door and threatened my new people.

Leaping to a very dark place, in a worst case scenario your only option might be to threaten to sell your interest to someone she hates. 

Tell the board that he threatened you to force the easement.

Google the Utah real estate agent/investor who went to his property to demand rent and ended up killed and stuffed in a crawl space just because the tenant's didn't want to pay or be threatened to pay. 

Our goal was to gain assurance that there were not large, unseen items that would potentially threaten the opportunity we saw in purchasing the property.

.- Buyer threatening "Breach of contract" lawsuit.Does the buyer have a case, or any argument that the seller was at fault for the addendum not being met?