Set the organisation's top-level paid-media spend guardrails as written policy - maximum allowable CAC, minimum ROAS/MER floor, kill-switch thresholds, counter-metrics, who owns them and who may override them - each derived from contribution margin, payback, and cash runway rather than inherited from a dashboard.
Install
npx skills add mbfinotti/advertising-skills --skill ad-spend-guardrailsnpx skills add mbfinotti/advertising-skills --skill ad-spend-guardrails -a claude-code -gnpx skills add mbfinotti/advertising-skills --skill ad-spend-guardrails -a codex -ggemini skills install https://github.com/mbfinotti/advertising-skills.git --path skills/ad-spend-guardrailsgh skill install mbfinotti/advertising-skills ad-spend-guardrailsgit clone --depth 1 https://github.com/mbfinotti/advertising-skills /tmp/mbfinotti__advertising-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/mbfinotti__advertising-skills/skills/ad-spend-guardrails ~/.claude/skills/ad-spend-guardrails # Claude Code
cp -R /tmp/mbfinotti__advertising-skills/skills/ad-spend-guardrails ~/.agents/skills/ad-spend-guardrails # Codex, Cursor, Gemini CLI, Copilot, OpenCode