How to track employees

Most Common issue the Business People face is that, "How to Track My Employees?" Most Primary is with the "Field Sales Person". Employer doesn't even know whether they work or not. Recently I got a chance to speak with a Textile Manufacturer. He said, he is frustrated with his employees. The reason is, the company he owns manufactures "Shirt", but his hired employees are working as freelancers for other concerns of different apparel manufacturing. Some times the employees go even worse, like just staying at home they say that, "I'm at a client place". And they even claim travel fare additionally by showing fake tickets. Because the owner don't know how much kilometers the employee has traveled. One day the owner found the employees doing this dual role business, but he did not have any evident to escalate. So he approached me to get a solution. The Owner Problems were: Find where his employees are Have they completed the