NumberAdvisor.com appears to be a website that provides phone number lookup services, allowing users to search for and find contact information for businesses, individuals, and organizations in the United States. The website also offers other services such as reverse phone number lookup and spam call reporting.

It seems that the statement "Fix Your Customer Service Issues Faster. Number Advisor" may be referring to the fact that by using Number Advisor's phone number lookup services, businesses can more easily and quickly find the contact information they need to address customer service issues and concerns. However, this is just my interpretation of the statement and it's best to consult with Number Advisor directly if you have any questions or concerns about their services.