BlocklyShopify fraud prevention guides
In-depth guides on how Shopify fraud works — chargebacks, card testing, bots and fake orders — and the defences that stop it without hurting conversion.
Shopify Checkout Customization in 2026: The Complete Guide
Everything you can customize in Shopify checkout today, from validation rules and payment logic to UI components and thank-you pages, plus what needs Shopify Plus and how to plan your setup.
How to Charge a Cash on Delivery (COD) Fee on Shopify
Shopify has no native per-payment-method surcharge, so charging a COD fee takes a workaround. Here are the approaches that work, their trade-offs, and how to set up a clean COD fee flow.
Checkout Upsells on Shopify: Product Offers That Don't Hurt Conversion
A good upsell raises order value without slowing anyone down. Learn where Shopify upsells can live, how to pick offers, how to show pricing, and how to measure whether they actually help.
Trust Badges on Shopify Checkout: What Works and Where to Put Them
Trust badges can reassure hesitant shoppers at the moment they decide to pay, or clutter checkout with claims nobody believes. Here is which badges earn their place, where to put them, and how to test them.
Thank You and Order Status Page Upsells on Shopify
The Thank you and Order status pages are seen by every buyer and can be customized on every Shopify plan. Here is how to use them for reorders, referrals, surveys and upsells without hurting the experience.
Show an Estimated Tax or Duties Notice at Shopify Checkout
Surprise import duties and taxes on delivery are one of the most frustrating parts of buying across borders. A clear, informational notice at checkout sets expectations before the shopper pays.
Winning Chargeback Representment on Shopify
A practical playbook for Shopify merchants on building a winning chargeback representment packet, decoding reason codes, hitting deadlines, and knowing which disputes are worth fighting.
How to Lower Your Chargeback Ratio Fast
Understand exactly how the chargeback ratio is calculated, the danger thresholds that trigger monitoring programs, and a prevention stack that brings the number down fast.
High-Risk Countries: Should You Block Them?
Country blocking sounds simple but cuts both ways. Learn when to block, redirect, or allowlist by geography — and how to stop fraud without quietly killing legitimate sales.
Allowlist vs. Blocklist: Which Strategy Wins?
Blocklists chase known bad actors; allowlists permit only the known good. Learn when each fits your Shopify store, the trade-offs of both, and how a hybrid strategy wins.
Onboarding a New Fraud-Prevention Hire
Hiring someone to own fraud is a milestone — and their first 90 days set the tone. This 30/60/90 plan covers the tools, metrics, and documentation to hand over so they ramp fast and start protecting revenue quickly.
High-Risk Merchant Accounts & Shopify
Being labeled a high-risk merchant means higher fees, rolling reserves, and shakier processing. Learn what pushes an account into high-risk territory and how keeping your chargeback ratio low keeps you out of it.
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