If your library simply wants to add on-order items to the catalog so that patrons can view and place holds on titles that have not yet arrived, acquisitions may be more than you need. Adding those on-order records via cataloging is a simpler option that works well for this use case.
Below are the basic administrative settings to be configured to get started with acquisitions. At a minimum, a library must configure Funding Sources, Funds, and Providers to use acquisitions.