# Startup Skills: Marketing > Every Marketing skill in the index, with a line saying when to use each one. I index these, I do not host them. Every entry points at the original author's repo and carries a source byline. ## Entries (28) - [Ads](https://github.com/coreyhaines31/marketingskills/tree/main/skills/ads) by Corey Haines: Use when deciding which paid channel to run and how to target it. - [AI SEO](https://github.com/coreyhaines31/marketingskills/tree/main/skills/ai-seo) by Corey Haines: Use when a site must be cited inside ChatGPT and AI search answers. - [Attribution](https://github.com/coreyhaines31/marketingskills/tree/main/skills/attribution) by Corey Haines: Use when two dashboards disagree about which channel drove the signups. - [Churn prevention](https://github.com/coreyhaines31/marketingskills/tree/main/skills/churn-prevention) by Corey Haines: Use when subscribers keep cancelling and there is no save or dunning flow. - [Content strategy](https://github.com/coreyhaines31/marketingskills/tree/main/skills/content-strategy) by Corey Haines: Use when deciding what content to produce and which topics to cover. - [Copy editing](https://github.com/coreyhaines31/marketingskills/tree/main/skills/copy-editing) by Corey Haines: Use when copy already exists and reads badly rather than needing rewriting. - [Customer research](https://github.com/coreyhaines31/marketingskills/tree/main/skills/customer-research) by Corey Haines: Use when customer evidence must come from transcripts, reviews and forums rather than calls. - [Directory submissions](https://github.com/coreyhaines31/marketingskills/tree/main/skills/directory-submissions) by Corey Haines: Use when submitting a product to startup, SaaS, AI or MCP directories for backlinks. - [Marketing council](https://github.com/coreyhaines31/marketingskills/tree/main/skills/marketing-council) by Corey Haines: Use when one marketing decision needs several expert views before it is made. - [Marketing loops](https://github.com/coreyhaines31/marketingskills/tree/main/skills/marketing-loops) by Corey Haines: Use when a marketing task should run weekly on its own rather than once. - [Marketing plan](https://github.com/coreyhaines31/marketingskills/tree/main/skills/marketing-plan) by Corey Haines: Use when a whole marketing plan must be written for the next twelve months. - [SEO audit](https://github.com/coreyhaines31/marketingskills/tree/main/skills/seo-audit) by Corey Haines: Use when rankings or traffic dropped and nobody knows which part broke. - [Define Carol](https://github.com/asmartbear/asb-skills/tree/main/.claude/skills/asb-carol-define) by Jason Cohen: Use when the ideal-customer working files must become one definition the team can use. - [Inciting Events](https://github.com/asmartbear/asb-skills/tree/main/.claude/skills/asb-carol-inciting-events) by Jason Cohen: Use when the fit is right but nothing is making anyone buy today. - [Keystones](https://github.com/asmartbear/asb-skills/tree/main/.claude/skills/asb-carol-keystones) by Jason Cohen: Use when a strength list needs cutting to the few that drive a purchase. - [Observations](https://github.com/asmartbear/asb-skills/tree/main/.claude/skills/asb-carol-observations) by Jason Cohen: Use when nobody has written down plainly what this company and product actually are. - [Strengths & Weaknesses](https://github.com/asmartbear/asb-skills/tree/main/.claude/skills/asb-carol-strengths) by Jason Cohen: Use when raw observations exist and the real strengths and weaknesses must be named. - [The Needs Stack](https://github.com/asmartbear/asb-skills/tree/main/.claude/skills/asb-needs-stack) by Jason Cohen: Use when mapping the customer needs above and below the one a product satisfies. - [Positioning](https://github.com/asmartbear/asb-skills/tree/main/.claude/skills/asb-positioning) by Jason Cohen: Use when a claim states a saving and should state the value created. - [Voters](https://github.com/asmartbear/asb-skills/tree/main/.claude/skills/asb-voters) by Jason Cohen: Use when naming the one or two extreme traits a company wins on. - [Fixing metadata](https://github.com/ibelick/ui-skills/tree/main/skills/fixing-metadata) by Julien Thibeaut: Use when share previews look wrong or new pages ship without meta tags. - [Building communication engine](https://github.com/GTM-Strategist/gtm-strategist-skills/tree/master/.claude/skills/building-communication-engine) by Maja Voje: Use when a first launch needs channels, a newsletter and a budget chosen. - [Building GTM system](https://github.com/GTM-Strategist/gtm-strategist-skills/tree/master/.claude/skills/building-gtm-system) by Maja Voje: Use when the launch is over and growth needs repeatable systems and a CRM. - [Collecting intelligence](https://github.com/GTM-Strategist/gtm-strategist-skills/tree/master/.claude/skills/collecting-intelligence) by Maja Voje: Use when researching competitors or planning customer discovery interviews for a go-to-market plan. - [Crafting positioning](https://github.com/GTM-Strategist/gtm-strategist-skills/tree/master/.claude/skills/crafting-positioning) by Maja Voje: Use when positioning a product, defining its UVP and writing first messaging. - [Executing launch](https://github.com/GTM-Strategist/gtm-strategist-skills/tree/master/.claude/skills/executing-launch) by Maja Voje: Use when launch day is close and the emails and war room are unplanned. - [GTM foundations](https://github.com/GTM-Strategist/gtm-strategist-skills/tree/master/.claude/skills/gtm-foundations) by Maja Voje: Use when setting up go-to-market foundations: SWOT, value proposition, analytics, 90-day plan. - [Validating customers](https://github.com/GTM-Strategist/gtm-strategist-skills/tree/master/.claude/skills/validating-customers) by Maja Voje: Use when customer assumptions need testing with experiments before more is built. ## Links - [Page](https://startupskills.dev/marketing): the same list, for a person. - [The whole index](https://startupskills.dev/llms.txt): all 189 entries. - [Skills index](https://startupskills.dev/skills): every skill, with search.