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Understand how money works.

Practical guides to finance, crypto, global business and useful technology. Follow the examples.

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Worth understanding

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A folded map connects three company buildings and a business ledger.

company formation · Sep 26

Where to Register an Online Business

Compare activity, residence, banking and annual costs before choosing a company jurisdiction.

Two glass vessels holding layered paper reserves beside a ledger.

stablecoins · Sep 24

USDT vs USDC: What You Actually Hold

Separate issuer backing, custody, networks and your route back to spendable money.

A person checks invoices beside three document review trays.

AI workflows · Sep 22

Build an Invoice Review Workflow with AI

Use synthetic invoices to separate extraction, validation, review and payment approval.

Start with a question

Reading path

New to crypto?

Understand custody, stablecoins and the route back to spendable money.

Reading path

Where did the cash go?

Connect profit, payment dates and the currencies your bills require.

Reading path

Building a business abroad?

Compare jurisdictions through banking, records and the work of running the company.

Reading path

Putting AI to work?

Check sources, test invoice workflows and keep your records portable.

Build across borders

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company formation · Sep 26

Where to Register an Online Business

Compare activity, residence, banking and annual costs before choosing a company jurisdiction.

Three small offices connected by documents across an illustrated map.

company formation · Sep 19

Seychelles, BVI and Belize: Owning an Offshore Company

What to check about agents, ownership records, accounting and banking before incorporating.

More useful guides

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A magnifying glass examines source documents beside a research checklist.

AI workflows · Sep 17

How to Use AI for Financial Research

Build a source ledger, verify citations and recalculate figures before relying on an AI answer.

A lockbox and key beside paths leading to a distant vault.

custody · Sep 14

Before You Buy Crypto: Custody, Liquidity and Risk

Map custody, selling and withdrawal risks before putting money into crypto.

A bank vault, sealed document folder and wallet represent different ways to hold money.

banking · Sep 12

Bank Accounts, E-Money Accounts and Wallets

Identify the provider, product and protections behind the balance in an app.

A paper route between two banks loses small pieces along the journey.

international transfers · Sep 10

The True Cost of an International Transfer

Compare the full sender debit with usable recipient proceeds, including rates and fees.

Separate paper channels carry receipts and cash through different gates.

cash flow · Sep 8

Profit vs Cash Flow: Why Growing Businesses Run Short

See how profitable work creates a cash gap, then build a weekly forecast.

A balance scale weighs two illustrated currencies above a calendar and wallet.

currency risk · Sep 6

Currency Risk When You Earn and Spend Abroad

Map currency mismatches by amount and date before choosing how to manage them.

A security key, recovery notebook and phone form an account recovery plan.

security · Sep 4

A Practical Security Setup for Your Money and Accounts

Secure email, sign-in and recovery, then rehearse how you would cope without your phone.

Document folders cross a bridge between two filing cabinets.

software · Sep 2

How to Choose Finance Software You Can Leave Later

Test exports, attachments and payment relationships before committing to finance software.

Keep memory useful. Retain attributable facts; keep credentials in the proper secure system.

AI workflows · Aug 1

AI Memory: Decide What Your Assistant Should Keep

Keep useful facts, remove stale instructions and test what an assistant remembers.

Knowledge you can use

Every guide connects an explanation to a calculation, comparison or checklist. Explore the full collection, follow a reading path, or learn how SGK Academy works.