Find out if I'm underpaid and build my case for a raise

“Find out if I'm underpaid and build my case for a raise”

The person's current pay placed against official wage percentiles for their occupation and metro (BLS Occupational Employment and Wage Statistics, with the survey year) and against the pay ranges in current postings for the same role, a log of accomplishments with evidence, a drafted request with the figure and the reasons, rehearsals of the conversation with feedback, and the meeting and follow-up dates on the calendar.