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providing the Board of Estimate and Apportionment of the party 
of the first part, its successor or successors, after notice in writ- 
ing to the party of the second part, served by mail or otherwise, 
notifying the party of the second part that some action is to be 
taken in reference to this agreement, by a vote of three-fourths 
of all its members, by motion or resolution, decide that it is for 
the best interests of the party of the first part that said contract 
be cancelled or annulled. And it is further agreed that upon 
said Board of Estimate and Apportionment aforesaid directing 
the cancellation or annulment of said contract, that the party of 
the first part shall serve upon the party of the second part, or 
its successor or successors, or any officer thereof, a notice in 
writing notifying the said party of the second part of the action 
of the said Board of Estimate and Apportionment, and the said 
party of the second part shall thereafter, and before the expira- 
tion of six months after the date of the service of said notice in 
writing, as aforesaid, notifying the party of the second part of 
the cancellation or annulment of the contract by the party of the 
first part, quit or surrender the said premises and remove all 
of its property therefrom except plants, trees and shrubs set in 
the soil and after such notice said party of the second part shall 
and will at or before the expiration of six months, quietly and 
absolutely yield up and surrender to the party of the first part, 
its successor or successors, all and singular the aforesaid de- 
mised premises, and upon the failure of the party of the second 
part to remove from said premises all its property and surrender 
and quit said premises as aforesaid, within six months after the 
service of notice as aforesaid, the said party of the first part 
shall have the right to enter in and upon said premises and take 
possession of same, together with all property of every kind, 
nature and description, remaining thereon. 
Agreement to modify or annul 
And it is further understood and agreed by and between the 
parties hereto that this agreement may be wholly cancelled or 
annulled, or from time to time be modified as may be mutually 
agreed in writing between said parties, or their successor or suc- 
cessors, anything herein contained to the contrary in anywise 
notwithstanding. 
