To a client, it means you've got the credentials to earn their trust. To an employer, it signals your ability to take on a higher level of responsibility. Among your colleagues, it demands respect. To yourself, it's a symbol pride and measure of your own hard-won achievement.
A Professional Engineer must obtain thirty (30) Professional Development Hours (PDH's) for a twenty-four month (biennial) renewal period. If a licensee exceeds the requirement in any biennial renewal period, a maximum of fifteen (15) PDH's may be carried forward into the subsequent biennial renewal period.