Where is the best place to become familiar with terminology relating to setting up the zones, so I know what numbers to insert, particularly under the advanced portion.
Honestly? Right here. Theres some very knowledgeable people around, including Rachio employees.
To find your soil type you can use this:
Ask questions here. If you can tell people where you live, what type of sprinklers you have, what type of grass you have, people will help you dial it in.
Let us know if you have any questions!