Mortgage & Loan Documents: Ensure proper execution of deeds of trust, mortgage notes, closing documents, and other essential paperwork involved in property transactions.

Property Documents: Powers of attorney related to real estate, grant deeds, and quitclaim deeds.

Escrow Paperwork: Authenticate signatures and notarize associated documents to finalize sales.

Advance Directives: Authenticate patients' signatures on living wills, healthcare power of attorney forms, and DNR (Do Not Resuscitate) orders, giving weight to important medical decisions.

HIPAA Related: Involved with the release of medical records in compliance with HIPAA regulations.

Consent Forms: Informed consent documents related to medical procedures or treatments.

Contracts and Agreements: 

Talent agreements (actors, musicians, writers, etc.)
Production contracts
Licensing deals
Non-disclosure agreements (NDAs) which are vital for project confidentiality

Intellectual Property: Assist in establishing proof of ownership or authorship for creative works:

Scripts and screenplays
Song lyrics and musical compositions
Copyright transfers
Work-for-hire agreements

Affidavits and Depositions: In legal proceedings, witnesses often provide sworn statements in front of a notary, adding an extra layer of legal weight to testimony.

Bail Bonds: Authenticating signatures and paperwork associated with bail bonds.

Powers of Attorney: Witness and authenticate signatures on power of attorney documents for individuals who may be incarcerated or unavailable to handle matters themselves.