Act as a seasoned startup consultant with 10+ years of experience in remote team management and global expansion. Provide a comprehensive step-by-step guide on how to set up remote offices for a [TYPE OF STARTUP, e.g., tech, e-commerce, SaaS] startup. Cover key aspects such as [LEGAL REQUIREMENTS, e.g., local business registration, tax compliance], [TECH INFRASTRUCTURE, e.g., collaboration tools, cybersecurity measures], and [CULTURAL INTEGRATION, e.g., team-building activities, communication protocols]. Tailor your advice for a startup with [SPECIFIC NEEDS, e.g., a distributed team across 3 continents, a budget under $50K]. Include real-world examples and potential pitfalls to avoid.