View All num of num Add Photos GC Services This employer has taken extra steps to respond to reviews and provide job seekers with accurate company information, photos, and reviews. Interested for your company?Learn More. www.gcserv.com Profile Unclaimed Overview Reviews Salaries Interviews Jobs Photos Benefits 112 Reviews 76 Salaries 31 Interviews Follow Add Review or Salary Follow Add Review or Salary Interview Question Collector Interview Tucson, AZ GC Services Explain a time when you had to use your best negotiation skills & what was the outcome? Tags: See more , See less 8 Answer Add Tags Answer Interview Answer 1 Answer ▲ 0 ▼ I explained how I used negotiating in my previous job with an in store marketing company in order to make a decent living. Outcome, I was able to utilize my rebuttals to make the negotiation favor my point, which resulted in sales. Interview Candidate on Jun 30, 2011 Add Answers or Comments To comment on this, Sign In or Sign Up.