Recently I migrated several websites from various web applications and frameworks onto a common WordPress base. I chose WordPress because it has a large adoption audience, a massive range of plug-ins and a good release cycle. I decided to use WordPressMu (multi-user) to handle several websites from one base install. I ran into a couple of interesting caveats and unique gotchas I’ve decided to document here in hopes of assisting other WordPressMu administrators.

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