Free Educational Resources

Free Guides & Downloads

Practical guides on crypto self-custody, XRP, hardware wallets, and caregiver tax savings — all free, no strings attached.

Free Checklists

Caregiver Tax Checklist

Free

A one-page checklist of the deductions and credits family caregivers most often miss. Print it, check the boxes, and bring it to tax time.

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Crypto Inheritance Checklist

Free

The 5 non-negotiable steps to make sure your heirs can actually access your digital assets. Delivered to your inbox when you sign up.

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Caregiver & Tax

Caregiver Tax Exemption Kit

Popular

A comprehensive kit explaining how working families can legally reduce caregiver-related tax burdens. Includes checklists, filing tips, and strategy guides.

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Crypto & XRP

Crypto IRA Playbook

Step-by-step playbook for holding cryptocurrency inside a self-directed IRA. Covers setup, custodians, contribution limits, and estate planning considerations.

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XRP Essentials Guide

An accessible introduction to XRP — how it works, why it matters for cross-border payments, and what crypto holders need to know before buying or holding.

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XRP Illustrated Guide

A visually rich walkthrough of the XRP Ledger ecosystem, covering wallets, on-ledger DEX, trust lines, and practical use cases for everyday holders.

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XRP Ripple Book

An in-depth look at Ripple, the company behind XRP, its technology, regulatory history, and what the settlement means for long-term holders.

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Hardware Wallets

ELLIPAL Setup Guide

Complete setup instructions for the ELLIPAL air-gapped hardware wallet — the safest way to store crypto offline with no USB or Bluetooth attack surface.

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Tangem Beginner's Guide

Get started with the Tangem card wallet — a card-sized, chip-protected cold storage device perfect for beginners stepping into self-custody for the first time.

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These materials are provided for educational purposes only. Sentinel Enterprises LLC is not a licensed attorney, financial advisor, or fiduciary. Nothing in these guides constitutes legal, tax, or financial advice.