From kostja94-marketing-skills-5
Generates newsletter signup forms optimized for conversions, with recommendations on placement, value propositions, minimal fields, accessibility, and technical validation.
npx claudepluginhub joshuarweaver/cascade-data-analytics --plugin kostja94-marketing-skills-5This skill uses the workspace's default tool permissions.
Guides newsletter signup form design for list growth. Email subscribers spend 138% more than non-subscribers; top popups convert at 23%+.
Conducts multi-round deep research on GitHub repos via API and web searches, generating markdown reports with executive summaries, timelines, metrics, and Mermaid diagrams.
Dynamically discovers and combines enabled skills into cohesive, unexpected delightful experiences like interactive HTML or themed artifacts. Activates on 'surprise me', inspiration, or boredom cues.
Generates images from structured JSON prompts via Python script execution. Supports reference images and aspect ratios for characters, scenes, products, visuals.
Guides newsletter signup form design for list growth. Email subscribers spend 138% more than non-subscribers; top popups convert at 23%+.
When invoking: On first use, if helpful, open with 1–2 sentences on what this skill covers and why it matters, then provide the main output. On subsequent use or when the user asks to skip, go directly to the main output.
Check for project context first: If .claude/project-context.md or .cursor/project-context.md exists, read it for audience and value proposition.
Identify:
type="email" for mobile keyboards)| Placement | Best For | Pros | Cons |
|---|---|---|---|
| Header | High visibility | Always visible | Limited space |
| Footer | Secondary capture | Non-intrusive | Lower visibility |
| Footer bar | Persistent | Sticky | Can annoy |
| Popup | High intent | High conversion | Intrusive |
| Inline | Content pages | Contextual | Depends on scroll |
| Requirement | Practice |
|---|---|
| Labels | <label> for each input; for/id association |
| Placeholders | Don't replace labels; supplement only |
| Error messages | Clear, associated with field |
| Keyboard | Full tab order; submit via Enter |
| Touch targets | ≥44×44px for submit button |