# Learn Plain-English guides to the ideas behind running a small business with AI: what an MCP server is, how an AI CRM differs from a classic one, what a shared inbox or help desk does, and how business email works. Each guide explains the idea first, with sources, and mentions Mojobase only where it helps. ## Guides - ### [What is a booking link?](https://mojobase.ai/learn/what-is-a-booking-link) A booking link lets people pick a free time on your calendar, within your rules. How booking links work, their settings and kinds, costs, and when to skip one. - ### [What is a business operating system?](https://mojobase.ai/learn/what-is-a-business-operating-system) A business operating system is how a company runs, written down, like EOS, or software that holds the whole business. Both meanings, what is in each, and costs. - ### [What is a company wiki?](https://mojobase.ai/learn/what-is-a-company-wiki) A company wiki keeps your team's policies, procedures and decisions in linked pages. Learn what belongs in it, who maintains it and how to start. - ### [What is a CRM?](https://mojobase.ai/learn/what-is-a-crm) CRM means customer relationship management: one record of every customer, conversation and next step. What a CRM does, when you need one and what it costs. - ### [What is a help center?](https://mojobase.ai/learn/what-is-a-help-center) A help center gives customers searchable answers and a route to support. Learn how to organise articles, publish safely and measure whether they help. - ### [What is a help desk?](https://mojobase.ai/learn/what-is-a-help-desk) A help desk turns each customer question into a tracked ticket with an owner and a status. How it works, the features that matter, what to measure, and pricing. - ### [What is a knowledge base?](https://mojobase.ai/learn/what-is-a-knowledge-base) A knowledge base is a searchable library of written answers for a team or its customers. Internal vs external, what goes in one, costs, and why AI needs one. - ### [What is a KPI dashboard?](https://mojobase.ai/learn/what-is-a-kpi-dashboard) A KPI dashboard shows the few numbers that say how a business is doing, against a target or last period. What to put on one, common mistakes, and the tools. - ### [What is a sales pipeline?](https://mojobase.ai/learn/what-is-a-sales-pipeline) A sales pipeline tracks potential sales through defined steps. Learn how stages, next actions, conversion rates and forecasts differ, with a worked example. - ### [What is a shared inbox?](https://mojobase.ai/learn/what-is-a-shared-inbox) A shared inbox lets a team read and answer one address, like support@, together. How it differs from a shared mailbox or a group, and how to set one up. - ### [What is a ticketing system?](https://mojobase.ai/learn/what-is-a-ticketing-system) A ticketing system gives each request an owner, status and history. Learn how tickets move, what to measure and when email needs more structure. - ### [What is agentic AI?](https://mojobase.ai/learn/what-is-agentic-ai) Agentic AI is AI that plans and acts towards a goal instead of only answering. How it differs from generative AI and agents, levels of autonomy, and safety. - ### [What is an AI agent?](https://mojobase.ai/learn/what-is-an-ai-agent) An AI agent is an AI model that uses tools in a loop until a job is done. How agents differ from chatbots, what they need, the risks, and small-business uses. - ### [What is an AI CRM?](https://mojobase.ai/learn/what-is-an-ai-crm) An AI CRM uses AI to log activity, keep records current and draft follow-ups, so nobody types in the history. What the AI does, three kinds, and how to pick. - ### [What is an AI email assistant?](https://mojobase.ai/learn/what-is-an-ai-email-assistant) An AI email assistant sorts new mail, summarises threads and drafts replies for you. The four kinds, what they can and can't see, the risks, and what they cost. - ### [What is an AI executive assistant?](https://mojobase.ai/learn/what-is-an-ai-executive-assistant) An AI executive assistant sorts email, runs your calendar, preps meetings, chases follow-ups and briefs you daily. What it does, its limits, and how to choose. - ### [What is an API key?](https://mojobase.ai/learn/what-is-an-api-key) An API key is a secret string that lets software use a service for your account. How keys work, how they differ from passwords and OAuth, and keeping them safe. - ### [What is an LLM?](https://mojobase.ai/learn/what-is-an-llm) An LLM is an AI model trained on vast amounts of text to predict the next token. How LLMs work, tokens and context windows, strengths, weaknesses and safe use. - ### [What is an MCP server?](https://mojobase.ai/learn/what-is-an-mcp-server) An MCP server lets AI assistants like Claude and ChatGPT use an app's data and actions through one open standard. What it is, how it works, how to connect one. - ### [What is an MX record?](https://mojobase.ai/learn/what-is-an-mx-record) An MX record is the DNS entry that tells the internet which server gets email for your domain. How MX records work, what priority means, and how to change them. - ### [What is an SOP?](https://mojobase.ai/learn/what-is-an-sop) SOP means standard operating procedure: written steps for a routine task, so it is done the same way each time. What it includes, an example, how to write one. - ### [What is business email?](https://mojobase.ai/learn/what-is-business-email) Business email is an address on your company's own domain, like you@yourcompany.com. What it takes, how it differs from free Gmail, and what it costs in 2026. - ### [What is DKIM?](https://mojobase.ai/learn/what-is-dkim) DKIM adds a digital signature to each email your domain sends, checked with a public key in DNS. How it works, what a selector is, and which key length to use. - ### [What is DMARC?](https://mojobase.ai/learn/what-is-dmarc) DMARC tells receiving servers what to do with email that fakes your domain, and reports who sends as you. How it works, its tags, and what changed in RFC 9989. - ### [What is inbox zero?](https://mojobase.ai/learn/what-is-inbox-zero) Inbox zero is Merlin Mann's email method: turn every message into an action instead of leaving it to rot. The five actions, how to get there, and where AI fits. - ### [What is mer?](https://mojobase.ai/learn/what-is-mer) MER means marketing efficiency ratio: total revenue divided by marketing spend. Learn the formula, how it differs from ROAS and why it is not profit. - ### [What is RAG?](https://mojobase.ai/learn/what-is-rag) RAG, retrieval-augmented generation, makes an AI look up your documents before it answers, so it quotes your facts. How it works, its limits, when to use it. - ### [What is ROAS?](https://mojobase.ai/learn/what-is-roas) ROAS is the revenue your ads bring in divided by what they cost. The formula, a good ROAS for your margin, ROAS vs ACOS and ROI, and why platforms disagree. - ### [What is SPF?](https://mojobase.ai/learn/what-is-spf) SPF is a DNS record listing the servers allowed to send email for your domain. How it works, how to write a record, ~all vs -all, and the 10-lookup limit. - ### [What is workflow automation?](https://mojobase.ai/learn/what-is-workflow-automation) Workflow automation moves repeatable work through triggers, conditions and actions. Learn how rules differ from AI and how to handle approvals and failures. ## Related - [Blog](https://mojobase.ai/blog) - [MCP server](https://mojobase.ai/mcp) - [Agents](https://mojobase.ai/agents) - [Use cases](https://mojobase.ai/use-cases) --- Source: https://mojobase.ai/learn ยท Updated 7 November 2026