Data and Measurement

Meta brand lift study: setup, minimum budgets and how to read results

October 28, 2026

Tin Le

Meta's Brand Lift compares a test group with a holdout group using the same survey question. Here is what it takes to run one in Vietnam ($29,000 minimum since September 15, 2026), how to set it up in Experiments and how to read lift, cost per brand lift and confidence.

Measuring growth when ROAS drops: MER, CAC, LTV and how to read them

October 27, 2026

Tin Le

Meta stopped returning 7-day and 28-day view data through its API in January 2026, and many dashboards now show conversions falling while orders hold steady. Here is how to read MER, new-customer CAC, LTV and CM3 before you cut budget.

Vietnam personal data protection law 2026: what lead collection and remarketing must change

October 22, 2026

Tin Le

Law 91/2025/QH15 and Decree 356 took effect on January 1, 2026, and Decree 330 has added fines since August 19, 2026. What marketers in Vietnam must change in lead forms, lead sharing, telesales, ZNS and remarketing, with sample consent wording and a checklist.

Everything you need to know about data-driven marketing

July 26, 2022

Tin Le

Data-driven marketing turns customer data into decisions about targeting, content and budget. This guide covers how it works, its benefits and challenges, five examples and how to prepare your business.

7 characteristics of the data-driven enterprise: McKinsey’s 2025 forecast revisited

July 23, 2022

Tin Le

In 2022 McKinsey described 7 characteristics of the data-driven enterprise of 2025. Here is each one, what the reality was in 2022, and how to get started.