"And the reasons why consumers engage with posts like this may be changing. Performics found only 45% of US social network users said that insider knowledge or special deals was a reason to “like” a company, brand or product. A larger percentage, 59%, said they followed companies simply because they shopped at their stores or purchased their products."

Deals and Discounts Dethroned as Reasons to Follow Brands - eMarketer

Mind blown.