What is it?
Providing insufficient context around data may lead users to misinterpret the information, experience increased cognitive load as they try to decipher its meaning, or feel like the data is not relevant or helpful. Ultimately, insufficient data can result in users feeling less confident in the application and its value.
Examples

Insufficient explanation for complicated terms

Problematic "Save" behavior leading to lost changes

No suggestions when a search returns no results

Unexpected search modification leads to confusion

Untrustworthy customer reviews

Insufficient product value


