Generate platform-specific marketing copy
content-writerskillsetup L1★76
stevehuang0115/crewly ↗Causal-lift measurements
content-transformation-4pp vs no-skill baselinewith-skill 92% · baseline 96%
Measured by running the task with and without this artifact, K=5, graded by deterministic checks — no LLM judging.
What it does
Write marketing copy, sales pages, email sequences, and content across all channels
Best for
When you need copy across multiple channels that is on-brand, audience-specific, and optimized for the format.
Inputs
- · Platform/channel (email, landing page, social, blog)
- · Target audience and persona
- · Offer or message to communicate
Outputs
- · Copy in the brand voice
- · Optimized for the channel (length, tone, CTA)
- · A/B testing variants if applicable
Preconditions
- · Brand voice guide exists (or is inferred from samples)
- · Audience persona is defined
- · Offer/message is clear
Failure modes
- · Ignores channel-specific constraints (email length, social character limits)
- · Tone doesn't match brand voice
- · CTA is weak or missing
- · Doesn't account for platform algorithm (e.g., hook in first 3s for TikTok)
Trust signals
- · Multi-channel approach (email, landing page, social, blog)
- · Brand voice application guidance
- · Audience persona-to-copy mapping
- · Platform-specific best practices
- · A/B copywriting variants
- · CTA frameworks by goal