When validation doesn’t rule

Data-driven applications like CRM and ERP typically have a mechanism to validate data entries, in order to prevent entries that are out of bounds (such as negative inventories, customer counts in the billions, or pointers to nowhere).  A big system may have hundreds of them scattered across the UI landscape.  While these validation rules aren’t as universally enforced as true database constraints, they still irritate users because they prevent the record from being saved.  T