This document outlines best practices for managers at Squarespace based on a talk given by Franklin Angulo. It includes a proposed Manager SLA with expectations for 1-on-1s, feedback, team meetings, and roadmaps. Angulo provides insights for managing individuals, other managers, hiring processes, onboarding, 1-on-1s, team meetings, retrospectives, offsites, and developing a vision. The document aims to establish consistent expectations for managers and provide tools to develop teams.