email-sequences

Design and write email campaigns and sequences including onboarding flows, lifecycle campaigns, transactional emails, newsletters, broadcast sends, and launch and announcement emails. Use this skill whenever the user wants to write email copy, plan an email sequence, design an onboarding drip, or set up lifecycle email campaigns. Triggers on email sequence, drip campaign, onboarding email, lifecycle email, welcome email, transactional email, newsletter, email broadcast, launch email, announcement email, nurture sequence, abandoned cart, re-engagement, win-back. Also triggers when planning email automation flows or writing email subject lines for campaigns.

Quality

—

Does it follow best practices?

Impact

—

No eval scenarios have been run

Securityby

Passed

No known issues

Quality

Content

85%

Reviews the quality of instructions and guidance provided to agents. Good implementation is clear, handles edge cases, and produces reliable results.

A thorough, highly actionable instruction skill with clear workflows and well-structured progressive disclosure via two real reference files. Its main weakness is length — some guidance is repeated across the body and reference files and could be trimmed for token efficiency.

Suggestions

Remove subject-line length/format rules duplicated between the body's "Subject line" section and references/subject-line-patterns.md, keeping the body to a brief pointer.

Tighten the "5 components of every email" section by consolidating the avoid/weak-opening lists, which partly restate the failure-patterns section.

Consider moving the per-sequence-type structures (welcome/re-engagement) into references/sequence-templates.md and summarizing them inline, since a dedicated templates file already exists.

Dimension	Reasoning	Score
Conciseness	The body is dense and prescriptive with little padding about concepts Claude already knows, but at ~275 lines covering six sequence types it is lengthy and repeats some guidance (e.g., subject-line length rules appear both inline and in the referenced file), so it could be tightened.	2 / 3
Actionability	Provides concrete, copy-paste-ready guidance throughout — per-email structures with day timing, character ranges ("30 to 50 characters", "5 to 10 variations"), word-count guides per type, and a full output-format template, matching the executable/specific anchor.	3 / 3
Workflow Clarity	Two clearly numbered workflows (9-step new-sequence, 7-step broadcast) with explicit test/checkpoint steps ("Test the sequence. Send to yourself. Read on mobile.") and a measurement feedback loop ("Measure. Open rate, click rate...").	3 / 3
Progressive Disclosure	SKILL.md acts as a well-organized overview with two clearly signaled one-level-deep references (subject-line-patterns.md, sequence-templates.md), both of which exist as real files, matching the clear-overview anchor.	3 / 3
	Total	11 / 12 Passed

Description

100%

Based on the skill's description, can an agent find and select it at the right time? Clear, specific descriptions lead to better discovery.

A strong, well-structured description that states concrete capabilities, provides an explicit "Use when" clause, and lists a broad set of natural trigger terms. It uses third-person voice and avoids vague fluff or over-claims.

Dimension	Reasoning	Score
Specificity	Lists multiple concrete actions and output types — "Design and write email campaigns and sequences including onboarding flows, lifecycle campaigns, transactional emails, newsletters, broadcast sends, and launch and announcement emails" — matching the score-3 anchor of multiple specific concrete actions.	3 / 3
Completeness	Clearly answers both what ("Design and write email campaigns and sequences...") and when ("Use this skill whenever the user wants to write email copy... Triggers on...") with explicit trigger guidance, satisfying the score-3 anchor.	3 / 3
Trigger Term Quality	Extensive natural-language triggers users would say ("email sequence, drip campaign, onboarding email, lifecycle email, welcome email, transactional email, newsletter, email broadcast, launch email, announcement email, nurture sequence, abandoned cart, re-engagement, win-back") giving good coverage of common variations.	3 / 3
Distinctiveness Conflict Risk	Occupies a clear email-copywriting niche with distinct triggers (sequences, drips, broadcasts, transactional) unlikely to fire for adjacent skills like landing-page-copy or brand-voice.	3 / 3
	Total	12 / 12 Passed

Validation

93%

Warnings & errors only

Checks the skill against the spec for correct structure and formatting. All validation checks must pass before discovery and implementation can be scored.

Validation — 15 / 16 Passed

Validation for skill structure

Criteria	Description	Result
frontmatter_unknown_keys	Unknown frontmatter key(s) found; consider removing or moving to metadata	Warning

	Total	15 / 16 Passed

Repository: rampstackco/claude-skills
Commit: f1bc195

Reviewed: 9 days ago

Table of Contents

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