As a customer of the American Association of Varia...

As a customer of the American Association of Variable Star Observers (AAVSO), I have been consistently impressed with the organization's dedication to promoting scientific research and amateur astronomy. The AAVSO's website at aavso.org is a valuable resource for both professional astronomers and amateur stargazers alike. The comprehensive database of variable stars maintained by the AAVSO is unparalleled, providing researchers with a wealth of data for their studies. The website's user-friendly interface and extensive educational materials make it easy for anyone interested in variable star observing to get started. Overall, I would rate the AAVSO's services as excellent.