Resources
Buying good quality sheet music is always preferable to making copies or downloading cheap stuff that may or may not be completely inaccurate. However, we realize that money doesn’t grow on trees, and not everyone can afford it.
Here are a few links to sites where you can find free sheet music for many different instruments.
Please note that just because the music is free to download, it doesn’t necessarily mean you can do anything with it. Be sure to read any licenses or end user agreement texts.