hey peeps go the cossies

1: Im gona add a 3 way switch or normal 2 way on/off to use this 2 stage boost ive heard about but by passing the ecu and amil valve WONT THIS BE BAD FOR THE ENGINE?
and what boost will it run im running stage 1 and 14psi switch on itl run 14psi i guess and switch off itl be what 8psi
2:Also what does a bleed valve look like? i have tried restricting the pipe from turbo to amil valve is this a bleed valve? or whats a bleed tap?
3: im also adding a manual switch to trun on fans will this efect ecu and engine? i am adding it to the sensor on the radiator
4:ive heard you run transmision oil in the borg warner T5 boxes? is this true sounds wierd if so whats the best oil to use?
5:Are there any weak parts of suspention i should replace to stiffen it up any trick you guys do over there or? id like to put in adj camber bolts etc
lastly any you guys got any other tips for gaining more mid range power etc
cheers guys