Don't do what I did! Some beginners mistakes-discussion thread

[msjinkzd]

The article can be found at the link below, please feel free to share your experiences in this thread.
http://www.aquariacentral.com/forums/showthread.php?t=86443

[piggy67]

very good information for the beginner aquarist.I made alot of those mistakes myself and i'm sure most aquarist have aswell.good article