Meaning of the word "paper trail" in English

What does "paper trail" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

paper trail

US /ˈpeɪ.pər treɪl/
UK /ˈpeɪ.pər treɪl/
"paper trail" picture

Noun

1.

a series of documents or records that provide evidence of a sequence of events or transactions

Example:
The investigators followed the paper trail to uncover the fraud.
Every transaction leaves a paper trail that can be audited.
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