Creating detailed installation items can be a great way to explain the variety of items that go into a job. These items can be created by an Admin user, and then either added to the proposals automatically (Default Installation item) or added to a proposal when applicable (Optional Installation item).
Learn how to Create Installation Items Here.
How to Add Installation Items to a Proposal
Create a proposal and work your way to the Installation tab
Then select the Installation Items that apply to the particular job
This is what the Installation Items will look like on the Proposal: