Which shell company red flags actually work, which are false positives, and what it really costs the buyer when a supplier turns out to be one.

How to vet a nanny, driver and household staff: state registers with direct links, what a criminal-record certificate omits, and the legal limits.

Due diligence on a company before a deal: what buyers check, how to screen it yourself from open registries, and spot red flags before you lose money.

How to find someone by photo: reverse face search, the right tool order, verifying a match against look-alikes, and how to make yourself harder to find.

How to check a counterparty before a deal: Russian registries, the 2026 FNS scoring, and the OSINT layer aggregators miss — plus court-proof evidence.

Find someone by their phone number: the step-by-step OSINT process, caller-ID apps and data-broker lookups, and how to protect your own number.

Find someone by their username with OSINT: map a digital footprint using Sherlock, Maigret, email permutations and breach lookups, then verify the matches.

A practical guide to the digital hygiene mistakes that expose entrepreneurs and public figures: passwords, 2FA, email, cloud, metadata, phishing, and AI tools.
