All files/directories stated below need to be made writeable. CHMOD to 777 (or 755 on some servers) read/write/execute permissions. If you are unable to change permissions on your server, follow the instructions provided within /include/mysql.php

Pre-Install Testing
Directory Is writable:
product_images Yes
product_images/large Yes
product_images/tmp Yes
product_images/thumb Yes
include/mysql.php Yes

Database Connection
Database Host
Database Name
Database Username
Database Password

Create Admin Account