You can search for specific search terms, such as «need new sci - fi» or «just finished reading», and then post a reply to offer a free sample. (thisiswriting.com)
You will need to follow industry news — try setting up email alerts on specific search terms. (targetjobs.co.uk)
But many use specific search terms and algorithms to sift through thousands of resumes in a database to narrow the pool of resumes to read. (theladders.com)