Guides & How-tos · Worked examples · Real numbers

Business guides

Step-by-step how-tos, head-to-head comparisons and honest roundups — every guide worked through with current figures, then backed by a RECATOOLS calculator or AI-directory entry so you can act on it.

498 guides published 17 topic areas Latest guide Oct 2026

Tagged Statistics · 2 guides

All 498 Developer Tools 68 AI & ML 63 Finance 52 Home & Living 46 Chinese Culture 43 Business 19

Queues of cars and red taxis approaching the Cross-Harbour Tunnel in Hong Kong

Business 5 min

What a lucky 8 adds to a Hong Kong car plate, and what a 4 costs

Across 2,679 plates sold at Hong Kong's online auctions, each extra 8 went with a price about 51% to 65% higher and each...

Daniel Koh

Pub. 29 Sep

A laptop showing an analytics dashboard beside a notebook

Business 7 min

What CPM, CPC and CPA actually count

The industry's own guideline for a served ad impression says it does not require any part of the ad to be visible. CPM,...

Eva Chin

Pub. 27 Sep