From time to time, I'm contacted by a recruitment agency through LinkedIn. The recruiter usually sends me a LinkedIn e-mail, telling me how (s)he is impressed by my profile. And (s)he offers me to contact him/her about a fantastic job opportunity that (s)he thinks I am a good fit for. The job is then described in a few lines.
For around eighty percent of these e-mails, it rapidly appears either that
From now on, I answer with this message:
Thanks for your message. But, before I answer you, could you send me back four words that depict my profile, according to you? This way, I can check that you are not just a robot which makes use of LinkedIn data in an automatic way.
With this answer, I hope I increase the probability to be contacted only by humans who have spent 10 minutes at least reading my profile before contacting me...