Read any notes, and make any relevant changes that are suggested by them.
Wrye Flash will automatically import and apply Bash Tag suggestions from BOSS.
It is not a complete solution to load ordering issues, as there are far more mods out there than BOSS knows about.
To properly place mods BOSS doesn't know about, a good working knowledge of New Vegas mod load ordering is still necessary, for which some research and documentation reading will go a long way.
This feature allows you to define the positions of mods not in the masterlist, and to override the masterlist positions of mods, as well as edit the output messages of mods, and more. UPDATES: Updates are published at the New Vegas Nexus BOSS page.