How to reply to a recruiter?

Looking for a job?  Many job search engines are there,  always you can find a job vacancy.  Do you know more than half of resumes goes to a recruiters bin.  Their time is important. Pitching your application not requires help of an Academy.  It's simple but not casual. Even recruiters of most casual companies like in the domain of fun like simple pitches. Here is how to reply to a recruitment manager?