User Activity

We are finally getting around to updating costs in price book and are starting on the inventory. Wondering is there a check list out there showing each step of the process. I feel sometimes that I am all over the place with what to do first..
How do I add different level of items  to one single service?
Wondering if there is a way to print services from the price book that need parts added to them? Easier to get the information to add if I have a printed sheet.
Was wondering how other companies are adding a helper to a job so the customer is charged for his time? The helper moves around to different jobs but the customer needs to be charged for his time. Do we list him in the price book as an add-on?Need ad...
I need to understand what other ST's users are doing with Deposits on upcoming jobs. Having deposits sit on the receivable report causes the totals to be skewed. So no quick reference. How are other companies handling deposits?