When you shop on Amazon, start at AmazonSmile. Amazon will donate 0.5% of the price of your eligible AmazonSmile purchases if you do.
To sign up, go to smile.amazon.com and select “Sligo Middle School PTA” as your charity. That’s all there is to it; the program is free. You can use it every time you shop at Amazon, you just need to start at the Smile part of the website.