This blog, by Austin, TX singers and voice teachers Natalie and Austin Bradley, is geared towards high school chorals singers who want to do well in state competitions, including Solo & Ensemble and All-State Choir. It offers articles, free downloads, and a list of prep camps. It's a great resource for young singers, but what does it have to do with opera folk? If you teach privately, you should be looking at this blog as a great example of a way to add value to your work, increase name recognition, and promote your studio.
Check it out here.