At 100 resumes/day it's hard to believe that you're optimizing them for the position or for that matter, doing anything other than shotgunning. You're far more

At 100 resumes/day it's hard to believe that you're optimizing them for the position or for that matter, doing anything other than shotgunning. You're far more likely to get 100 rejections doing this than if you research a handful of the positions and send targeted resumes to those.