How Do I Ask for Help on Getting My Resume Noticed?

Dear Experts, If you apply for a job at a business and know a manager who works there but maybe more as an acquaintance, what is the best way to approach them and how do you ask them to see if they can get your resume noticed? Often if is not clear from the posting who would make the hiring decision or to whom you would directly report. Our Twitter Advice Project (T.A.P.) is no longer an active campaign. To find an answer to the above question, please use the "Search" box in the right-hand column of this website.