Fare share rule in deployment

Hi

I want system to apply fareshare rule on 3rd day to supply the demand..i have maintained lead time of 2 days..system using fare share if i am running deployment two times..but i want all the requirement need to be supplied in one deployment run..it will supply the quantity within lead time as usual and on 3rd day it will apply fareshare as there is not sufficient stock to full fill 3rd day requirement..

regards

pradeepta