D1
GA4 & GTM
Setup, configuration, event taxonomy that survives audits.
D2
Attribution
Funnel diagnostics and models you can defend in a board meeting.
D3
Reporting
Conversion-aligned, automated, in language clients understand.
D4
CRO
On-page optimisation and the growth calculator.
MIGRATION NOTE: /measurement/ga4-setup, /google-tag-manager, /attribution, /reporting and /cro all 301 here — keep their keyword-bearing copy.