The table below has all the prerequisites for setting projects, what are they for, and the Page indicates which chapter in the Web TimeSheet Administrators guide discusses these options.

Item to Configure

How they’re Used

Page

System Preferences (Usage/Projects)

Specifies if Web TimeSheet will be used for billing, whether hours and costs are rolled up to parent tasks, and whether multiple clients can be associated with a project

75

Roles

Required if clients are billed based on the type of work done

76

User Defined Fields

Required if you want to capture additional, custom information for projects or clients

77

Productivity

Specifies the billable targets and preferences used to determine productivity

77

 
The link to access Web TimeSheet user guide is,