Thank the Authors
If you enjoyed reading How to Use the Calculator on iPhone 4S for Basic and Scientific Operations, feel free to send some "fan mail" to the authors that contributed to the article. Countless editors volunteer their time to create this free how-to manual, so your positive feedback is greatly appreciated!
If you have any questions or constructive criticism, please don't post them here. Instead, click here to leave a note on the article's discussion page on how to improve the article.