How to Solve the Problems that Guest User Accounts Create for B2B Collaboration and Post-Merger Integration

Guest user accounts have been a boon for organizations that rely on Office 365 for communication and file sharing with outside suppliers, contractors, customers and trusted partners. They allow you to easily grant permissions and extend access for deep, online collaboration with external users.
But by design, guest user accounts are missing features you rely on with licensed user accounts. Worst of all, there is no easy way to convert guest user accounts to licensed user accounts during mergers and acquisitions.
This technical brief examines the two scenarios you're most likely to face in managing guest user accounts in the planning, coexistence and migration phases of a corporate partnership, merger or acquisition.