There are a handful of recruiters that I refuse to deal with at all. I set my cell phone to block their number and set my gmail to automatically archive their

There are a handful of recruiters that I refuse to deal with at all. I set my cell phone to block their number and set my gmail to automatically archive their emails. Actually, I have a simple solution now, that works surprisingly well. When someone contacts me, I search my gmail for past interactions. That's saved me from wasting time on several occasions.