(1) The time for shipment or delivery or  any  other  action  under  a
contract  if  not  provided  in  this  Article or agreed upon shall be a
reasonable time.
  (2) Where the contract provides for  successive  performances  but  is
indefinite  in  duration  it  is  valid for a reasonable time but unless
otherwise agreed may be terminated at any time by either party.
  (3) Termination of a contract by one party except on the happening  of
an agreed event requires that reasonable notification be received by the
other  party and an agreement dispensing with notification is invalid if
its operation would be unconscionable.
Structure New York Laws
Part 3 - General Obligation and Construction of Contract
2-301 - General Obligations of Parties.
2-302 - Unconscionable Contract or Clause.
2-303 - Allocation or Division of Risks.
2-304 - Price Payable in Money, Goods, Realty, or Otherwise.
2-306 - Output, Requirements and Exclusive Dealings.
2-307 - Delivery in Single Lot or Several Lots.
2-308 - Absence of Specified Place for Delivery.
2-309 - Absence of Specific Time Provisions; Notice of Termination.
2-310 - Open Time for Payment or Running of Credit; Authority to Ship Under Reservation.
2-311 - Options and Cooperation Respecting Performance.
2-312 - Warranty of Title and Against Infringement; Buyer's Obligation Against Infringement.
2-313 - Express Warranties by Affirmation, Promise, Description, Sample.
2-314 - Implied Warranty: Merchantability; Usage of Trade.
2-315 - Implied Warranty: Fitness for Particular Purpose.
2-316 - Exclusion or Modification of Warranties.
2-317 - Cumulation and Conflict of Warranties Express or Implied.
2-318 - Third Party Beneficiaries of Warranties Express or Implied.
2-319 - F. O. B. and F. A. S. Terms.
2-320 - C. I. F. and C. & F. Terms.
2-323 - Form of Bill of Lading Required in Overseas Shipment; "Overseas".
2-324 - "No Arrival, No Sale" Term.
2-325 - "Letter of Credit" Term; "Confirmed Credit".
2-326 - Sale on Approval and Sale or Return; Rights of Creditors.
2-327 - Special Incidents of Sale on Approval and Sale or Return.