How parents can tell easily whether they are raising entitled children

While most parents want the best for their children, there is concern that in an increasingly consumer-driven society such as ours, many parents might be raising entitled children. The idea of entitlement in children has become a topic of concern for many, especially among educators who spend more time with the children. How would a parent know if their child is showing signs of entitlement, and what can a parent do to prevent it?