The crossword solution for the term 'Provide Proof For' is 'DOCUMENT'. Documenting evidence is an important part of many professions, such as law, accounting, and journalism. Documenting proof is a way to ensure accuracy and provide a record of events. It can also be used to protect oneself from legal action or to prove a point in an argument. Documenting proof is a way to provide evidence that something is true or has happened.