Guides

Short. Hands-on. Arabic-first.

Every guide under 10 minutes to read. Starts with a real problem, ends with a copyable result. Zero fluff.

ZATCA·6 min read

How to encode a 100%-valid ZATCA Phase-1 invoice QR

TLV encoding, base64, required fields, and how we ensure the official scanner accepts it.

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Analytics·4 min read

A/B testing inside one short link — no code

Split clicks across destinations, segment by device & country, pick a winner.

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Integrations·5 min read

Salla integration — auto-link every product

OAuth in 30s, product → link mapping, auto-updates on price changes.

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Bio·4 min read

A Snapchat in-app-optimized Bio page

Sub-second LCP, CSS avoidance, "open in browser" affordance, iOS & Android tests.

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Safety·7 min read

6 layers of protection against phishing links

Every filter your URL passes before going live on cd4cd.com/abc.

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Analytics·3 min read

Pro UTM templates — stop guessing

A template library for Twitter, TikTok, Snapchat, Email, WhatsApp — one-click apply.

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