Please see also SAGECM-I-445. The request from John Masterson included a request to add the ability or option to hold retention on Procurement Purchase Orders similar to the way it is held on Procurement Subcontracts. This request separates the original request into 2 tickets since they relate to 2 different modules.
SAGECM-I-339 Ability to Assign Retainage % to specific job cost codes - POs
See also comments in https://sageproducts.aha.io/ideas/ideas/SAGECM-I-343