DODAR, T-DODAR, DOLDAR the list goes on. They're a tool that is primarily used by TREs to assess your decision making. It's very easy to say "let's divert/continue/return" - sometimes the solution is glaringly obvious, but they want to see that you've considered all the options. Of course you would hope that it becomes a habit that allows you to make considered decisions if you ever need to for real. Everyone tends to interpret decision making tools differently, and thus adopt slightly different versions but the important thing to remember was mentioned earlier - every time you take any action, run the whole process again.