Here is a list of things you need to have installed before you can install &phpbt;: A web server (Apache, IIS, etc.) configured to run PHP scripts. The PHP version must be later than 4.3.6. PEAR::DB. This is the database abstraction layer that comes with PEAR, which is included with recent distributions of PHP. A database server. &phpbt; has been tested with MySQL, PostgreSQL (>= 7.4 required) and Oracle 8. If you wish to run this package on another type of database, I am more than willing to support more types of databases if you are willing to help with testing. A database created on your database server for use with &phpbt;. You will need to supply this database name during the installation process.