Ashley Wesley is the assistant controller at the Walitin Construction Company. Walitin is headquartered in Miami, Florida, and has a general contractor Solution Ashley should try to investigate the matter in detail because the tips that ashley received relating to the subcontractors was very relevant for the comapny as well as stakeholders because it can misguide the stakeholders in decision making whether to invest in the company or not, excess billing or ficticious billing is an unethical business practices that was been conducted by the subcontractors . Ashley should take the matter into consideration seriously and work to overcome the problem of overbilling being done by the subcontractors . Ashley should report the tip to Roberta and together work to resolve the problem B)Waltins hotline is the system introduced in the company where anyone either from inside or outside the company can give complaints and tips for improvement in the comapny through phones web and emails Recommendations for improvement A) All the tips received should be taken into consideration if there is any suspension regarding the tip received B) Meeting should be done with the person sending tip to get details about the matter if something wrong is going on in the comapny C) Ask the person sending tips for the supporting documents that can witness the fraudulent activity or misconduct being conducted in the company .