I am curious how you will deal with this problem: lets say I am at the store using InStock, and then someone takes the last package of chicken. So, I report the

I am curious how you will deal with this problem: lets say I am at the store using InStock, and then someone takes the last package of chicken. So, I report there is no chicken. Another user approaches and also reports there is no chicken, so there must be no chicken! After we both leave, the stock boy comes and replenishes the chicken.