A woman who has reviewed over 40,000 resumes says these are the 5 most annoying mistakes she sees

When Tina Nicolai began working as a recruiter for Walt Disney World in the late 1990s, she noticed that many job seekers were submitting flawed résumés.

"I realized people simply did not know how to market themselves or their achievements," Nicolai tells Business Insider. "And that's how I knew there was a market to educate job candidates at all levels and in all industries."

So in 2010, she founded Résumé Writers' Ink.

"Since launching my company, I've read over 40,000 résumés," she says. And there are a few mistakes she's seen over and over again that are "pretty irritating."

They are: