* look at the next step in the book
* consult further documentation and figure out what the book is talking about
* discover that I'm lacking a tool to make this step possible
* go to store to buy said tool
* do work which takes all of 5 minutes
* look at next step....
So far I haven't spent a dime on parts for the bike and yet I've burned through 1/4 of my budget. At least I'll have a nice pile of shiny tools when I run out of money, right?