Answer:
Few controls can be used to prevent or detect personal purchases on company's credit cards.
Step-by-step explanation:
Following controls can be taken to prevent or detect personal purchases on company's credit cards:
1. One should make sure that the company policy clearly forbids all purchases that are personal with company funds.
2. Same employee should not be allowed to originate purchases and then approve them too.
3. Controls can be installed to know if there are multiple purchases under employees approval limits.
4. Also, there should be a maximum limit of purchase for each employee.
5. Any invoice which is not related to company should be checked regularly.