Accounting Information Systems: Essential Concepts and Applications Fourth Edition by Wilkinson, Cerullo, Raval, and Wong-On-Wing Chapter 12: The Revenue Cycle Introduction Revenue Cycles tend to be similar for all types of firms.
When diving from a boat, a dive team need not carry its own dive flag provided that it stays within a predefined proximity of the dive boat. When shore diving at sites where watercraft traffic is a possibility, divers should float their own dive flag on the surface, and stay within a few hundred feet of the flag.
Diver down flag being flown on a dive ship The use of the red and white flag, which was created in 1956 by Navy veteran Denzel James Dockery and popularised by Ted Nixon of US Divers, is required by law or regulation in many US states, Canada, and some other countries (e.g. Italy).