Wastes in Service hindering Lean Transformation

Identify one of the 8 wastes listed in the article and provide an example from a service industry company that illustrates the waste.  Explain the potential negative impacts on the company.  

https://www.processexcellencenetwork.com/lean-six-sigma-business-performance/columns/8-wastes-of-lean-manufacturing-in-a-services-conte.