Retailers do not know the real needs of the customer.They know only the information needs of its clients in the past times in the past.So he must forecast demand of customers.Trading volumes have been ordering khamnuan find of that time.
Retailers do not know the real needs of customers, they only know the information needs of its customers in time in the past, so he had to forecast customer needs and then find Cmnwr Volume orders of the time.
Retailers do not know the real needs of customers.He knows only the information needs of customers in the shop the time in the past.So he had to predict the needs of customers.Then find the volume คำนวร devil order of that time.