[BIZ-2079] Fix several outstanding issues
This MR resolves several outstanding issues in the handbook, namely:
#58 (closed), #59 (closed), #38 (closed), #46 (closed), #52 (closed), #46 (closed), and #53 (closed), as well as fixing a broken link that was not reported as an issue, but was found along the way.
Testing instructions:
- Visit the above issues and verify this MR fixes all of them.
- ...
- Profit.