You could be putting your family member's or your friend's reputation on the line by asking for a favor. (exclusive-executive-resumes.com)
Being an advocate can be risky and takes courage to put your own reputation on the line for another's benefit. (collegeoflpm.org)
Remember that you put your own reputation on the line when you write a reference letter for someone so it is important to know who are writing one for. (coverlettersandresume.com)