User talk:Robertcaldwels

May 2016
Hello. I wanted to let you know that one or more of your recent contributions to MEMS gyroscope have been undone because they appeared to be promotional. Advertising and using Wikipedia as a "soapbox" are against Wikipedia policy and not permitted. Take a look at the welcome page to learn more about Wikipedia. Thank you. –Compassionate727 (T·C) 14:18, 3 May 2016 (UTC)