Scam involving a service which cannot be readily verified upon completion. Example: charging to tune up a vehicle but not completing the work. Sometimes the con will involve receipts or items that appear to indicate the work was completed such as empty boxes for items that were “installed”

v. collectively or individually finding someone/something to blame for a problem, as opposed to brainstorming which connotes finding solutions to a problem

n. the act of finding someone/something to blame for a problem

(from a TV ad for HD television)