Cashflow Abroad

Make money portable. Keep taxes predictable.

Expat finance, geographic arbitrage, and cash-flow ideas for life abroad.

Geographic Arbitrage

Argentina Expat Guide: Why Dollars Go Further in Buenos Aires

May 15, 2026

Buenos Aires offers quality urban life at $1,200–$1,600/month after Milei lifted currency controls. Here is what US expats actually pay—and the visa and tax playbook.

Latest analysis

Practical notes on overseas tax, location choices, AI income, investing, and building cash flow that travels.

Geographic Arbitrage

Andorra's 10% Flat Tax: Europe's Best-Kept Expat Secret

May 15, 2026

Andorra caps income tax at 10%, charges 4.5% VAT, and levies zero inheritance or wealth tax. Here's the full guide for expats — including the US catch.

Expat Tax & Finance

High-Yield Foreign Savings: Earn 12% While US Banks Pay 4%

May 15, 2026

US savings pays 4%. Colombian CDTs pay 12.9%. Which foreign savings accounts beat US rates — and the currency risk nobody mentions.

AI Income & Cash Flow

AI Affiliate Sites: Earn $5K/Month Living on $1,500 Abroad

May 14, 2026

Build an AI-powered affiliate site for under $200/month in tools, earn $5K+/month in recurring commissions, and keep 80% of it by living in a low-cost country abroad.

Expat Tax & Finance

The $100K FBAR Penalty Lurking in Your Expat Accounts

May 14, 2026

One foreign account over $10,000—even briefly—triggers FBAR. Willful violations cost 50% of your balance. What every US expat must know about FBAR and FATCA.

Geographic Arbitrage

Expat Mortgages Abroad: How Americans Actually Get Approved

May 13, 2026

56% of expat buyers pay all cash—not because they have to. Portugal lends at under 3%, Spain at 60% LTV, Mexico offers 30-year terms. Here's how to get approved.

Expat Tax & Finance

Spain's Beckham Law: Pay 24% Tax for 6 Years as an Expat

May 13, 2026

Spain taxes income at up to 47%—but new arrivals can lock in 24% flat and exempt all foreign income for six years under the Beckham Law.

AI Income & Cash Flow

Build AI Micro-SaaS Abroad: $8K/Month Solo

May 13, 2026

Build a profitable AI micro-SaaS product from abroad using tools under $200/month. Real stack, real prices, and the geographic arbitrage math that makes it viable.

Expat Tax & Finance

Solo 401(k) Abroad: Self-Employed Expats Save $72k

May 12, 2026

Self-employed expats can shelter up to $72,000/year in a Solo 401(k)—but the FEIE interaction is a landmine most miss. Here's exactly how to do it right.

Digital Nomad & Visa Guides

Philippines SRRV: Permanent Residency for $15,000

May 12, 2026

The Philippines SRRV gives you permanent residency from $15,000 — and you get the deposit back. Here's the full breakdown for US retirees.

Expat Health & Insurance

HSA Abroad: The $4,400 Tax Shelter Most Expats Abandon

May 12, 2026

Most US expats abandon their HSA when they move abroad. That's a $180,000 mistake. Here's how to keep it invested, use it globally, and maximize every dollar.

Geographic Arbitrage

Saudi Arabia for US Expats: Zero Tax, High Pay, Real Traps

May 12, 2026

Saudi Arabia pays 0% local income tax — but US citizens still owe the IRS. Learn how FEIE, visas, salaries, and FBAR apply to the Gulf's biggest expat market.

Expat Tax & Finance

The FEIE Self-Employment Tax Trap for Expat Freelancers

May 11, 2026

FEIE zeroes your income tax — but not SE tax. Expat freelancers still owe up to $21k on $150k income. Here's how to reduce or eliminate it.