Do not hide it
The worst handling is to bury untagged spend in a generic shared bucket. Keep it visible, rank it by amount, and give teams a path to resolve it through tagging, account mapping, or rules.
Who tovin.io is for
Frequently asked
Should untagged spend be guessed?
No. Guessing creates false confidence.
What is a good target?
Drive the percentage down over time and review the largest untagged line items first.