Fraud examination (an essay 5 paragraphs)

the following surveillance log was taken during two fixed-point surveillances of an employee suspected of stealing cash from the company while making nightly bank deposits.

Case study 2-surveillance log.

10:47 p.m. John Doe extra car carrying black deposit bag. Shuts car door and looks around him in every direction.

10:49 p.m. John approaches ATM, unzips deposit bag, and pulls out a white envelope. John places white envelope in coat pocket.

10:50 p.m. John deposits cash into ATM

11:34 p.m. John enters bar and sits at table with a white male. The two order drinks from waitress.

11:37 p.m. Waitress returns with drinks and bill.

Questions

1. What is wrong with this surveillance log?

2. Why is it important to take detailed notes during surveillance and covert operations?