You Explain the Same Context Twice
Your AI already has the brief, the email thread, the client's requirements. Without MCP, you still have to open Proposal.biz and retype what it already knows.
You Open the Dashboard for One Document
Even with a template ready, creating a single proposal still means logging in, picking a document type, and building it screen by screen before it's ready to send.
Every Tool Needs Its Own Setup
Without a shared standard, connecting one AI to your CRM and another to your documents means starting from scratch each time. MCP is that shared standard.