If you want a salary increase, you need to ask for it, says executive coach Jean Stafford. Do research to assess whether you're asking at the right time and following the right processes, and be prepared with evidence supporting the reasons you deserve a raise.

Don't underestimate the importance of relationships with co-workers, and be careful what you put on social media, writes John Stevens, CEO of HostingFacts.com. Get enough sleep and try to focus your attention on only one thing at a time, he says.

Social networks such as LinkedIn, Twitter and Facebook can help you in your next career move, writes David Nield. Start with some general maintenance on your feeds, and follow companies and groups you're interested in.

Nearly all job seekers, but particularly millennials, use online resources to evaluate potential employers before attending an interview, according to the 2017 CareerArc Employer Branding Study. Hiring managers should know how and why social media has changed attitudes and has bred confidence among job seekers, Optimistic Millennial founder Kaytie Zimmerman writes.

If you lack relevant skills or experience in a job interview, acknowledge your shortcoming and explain how you plan to address it, says HR expert Barry Drexler. Provide examples of similar skills or experience and reiterate that you are willing to learn.

A Southern New Hampshire University online adjunct professor was replaced after claiming to a student that Australia is a continent, not a country. The student was asked to compare America to another nation and selected Australia, but the professor gave her a zero on that part of the assignment.