Migration guides
Every migration below is a 10-day playbook written by operators who've actually moved portfolios off legacy stacks. Zero downtime. Full data portability. Your existing customer vault ports in on day 3, the old account drains on day 30.
Authorize.net is a gateway — not a processor. When you migrate "from Authorize.net" you're usually migrating from Authorize.net + a legacy acquirer…
from PayPal BusinessPayPal Business is rarely wrong as an accepted payment method — it's wrong as a primary processor. When customers pay by card…
from Shopify PaymentsShopify Payments is the default — and the tax. Shopify charges 0.5-2% extra when you process on "any other gateway," which has…
from Shopify PlusShopify Plus stores typically run $10-100M GMV. At that scale, 0.5% is not noise — it's a board-level line item. Shopify Payments'…
from Square for RetailSquare for Retail is fine until you're running 3+ stores and want per-brand descriptors, separate buyer contracts per DBA, and true cost-of-goods…
from Square PaymentsSquare is the cleanest on-ramp to payments in the industry — and also the cleanest trap. Your customer directory, card-on-file vault, invoice…
from Stripe AtlasStripe Atlas is the fastest way to incorporate a Delaware C-Corp — but it's not a processor. The confusion is that Atlas…
from Stripe Connect CustomYou went Custom because you wanted control — and you got 80% of it. The last 20% is rails: Stripe still sets…
from Stripe Connect ExpressStripe Connect Express is a decent bootstrap for marketplaces — until your top sellers start asking why 2.9% + $2 per payout…
from Stripe StandardStripe Standard is the easiest processor to start on and the hardest to leave — until you know the playbook. In ten…
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