1, calling for an interview is not reliable. Headhunters just call to see if they are looking for opportunities. This is normal operation. Can the two be confused?
The headhunting process is very systematic and strict, so you must refer to the professional level. The process of headhunting: search first, there are many skills in search, and finding a resume online is also one, and then start to approach. 3, the interview invitation is called hanging sheep's head to sell dog meat. There are actually other purposes by inviting an interview.