have grown outside for 2yrs and this has been kind to me. want 2 do inside, but dont know shit about it! i have a 400watt HPS and built a box. but this is not going so well!!!!!!! what are the most important things 2 know when growing inside? temp at 74 in box have a fan on my 2 plants water 2 day off 2 days! IF ANYONE COULD HELP I WILL TAKE IT!!!!!!!! (this is how i feel )