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Dev Shed - Talking The Talk
http://www.devshed.com/Server_Side/PHP/PHPBB/page1.html
Contains a tutorial on installing and using the software.
phpBBInstaller
http://www.phpbbinstaller.com/
Offers paid phpBB and phpBB MODs installation services.
phpBBInstalls.com
http://www.phpbbinstalls.com/
Contains installation services for phpBB and modifications.
Setting up a Linux server to run phpBB
http://www.hypexr.org/phpbb.shtml
Contains a tutorial for installing Apache, PHP, and MySQL with the intention of running a forum.
Sitepoint - Build a phpBB Forum in 5 Steps
http://www.sitepoint.com/article/build-a-phpbb-forum
Offers an installation tutorial aimed at non-programmers.