Congrats. You had the job interview. Now, your work is done, right? Wrong.

In today’s hypercompetitive job market, effective follow-up after the interview is a must, and failing to do it well might cause you to lose out to another candidate.

The line between being persistent and being a pain, however, is blurry at best. So to help you sort things out, I sent a query to my colleagues in the careers world — recruiters, career coaches, hiring managers and CEO’s — asking for their best follow-up advice.

I received more than 60 responses on topics ranging from thank you notes to handling rejection. Here’s a summary of their 10 best tips.