可以在賣的合同裏加option to extend closing by seller for 60 days.
During the extended 60 days time seller has the right to close upon 10 days notice to the buyer. 這樣延長closing time 可以找房, 找到後可以迅速成交。
During the extended 60 days time seller has the right to close upon 10 days notice to the buyer. 這樣延長closing time 可以找房, 找到後可以迅速成交。