A task is an activity that needs to be accomplished within a defined period of time or by a deadline to work towards work-related goals. A task can be broken down into assignments which should also have a defined start and end date or a deadline for completion. Here A task can be added to a Customer,Supplier, Project or Lead.
Each Task has its own attachment, and its comments, to discuss the updates and make it work on. Every task has a title and its detailed description to know more about it. The below screenshot helps you to know the fields and its usage,
The Task creator should write the detailed description about the task, and its start and end date. And also its hourly Rate, Task Assignee, status of the task, And also whether its billable task or not.