A method may include obtaining a weight of merchandise supported by a shelf and obtaining identifier data of the merchandise supported by the shelf. The identifier data may be wirelessly received from tags associated with the merchandise. The method may also include determining information for presentation to a consumer regarding the merchandise based on the weight of the merchandise and the identifier data of the merchandise. The method may also include providing the information for presentation to the consumer of the merchandise when the consumer is proximate the merchandise that is supported by the shelf.