Today success of any business solely depends on its marketing strategy. When we talk about retail businesses, chain stores, and malls data related to consumer behavior are very crucial to implement an efficient marketing strategy. Even at restaurants and food chain stores footfall and customers trends help in vital decision-making. Many business owners spend hefty amount by paying marketing research agencies to generate the vital data of customer behavior. However, you can rely on these data as most of the time their authenticity is not reliable. In this regard, a business owner can opt for human counter devices available in the market. These devices prove to be very helpful in analyzing customer behavior. There are many companies providing devices that can help in bidirectional visitor counting.