clocks

So I'm not looking for a performance rotor, so whats what wrong w cheap e-bay blank rotors?, Also what about rotors w brass that supposidly last longer w better thermal qualities http://www.autopartswarehouse.com/details/QQSubaruQQLegacyQQEBCQQBrake_DiscQQ20052009QQE35UPR7408.html ? And whats better for everyday driving (cold bite) Hawp HPS or Hawk Performance Ceramic? http://www.gtworx.com/catalog/index.php?cPath=21_26_52_177