Customers get to know about any product from the sales professionals, and sales people use certain key tips to attract the customers. Now, as the technology is advanced, people get to know about all the products, specifications, alternatives and the reviews from the customers who already used it through social media. Sales people use big data have to research on customer behavior. Big data have transformed customer behaviors. Nowadays, sales and marketing professionals also take advantage of these conversions to study the customer behavior and plan accordingly for the promotions and advertising events. Read more at: 

http://bigdataanalyticsnews.com/big-data-has-proved-to-be-the-absolute-enhancer-of-business-sales/