The best source of info on why HUD didn't accept your bid is HUD. There are so many variables and factors involved that it's impossible to extrapolate. call hud.
Contact the HUD office where you submitted your bid. There may have been something wrong with your submission, and it would be helpful to know what that was if that's the case. Only HUD can explain to you why your bid was not accepted.
Hud is government and they do what ever they want basically. There is no good answer to why you lost, except maybe the others had cash and could close more quickly than you.
