Use Google Knows You to check what data Google has stored about you.
There are many commands available to help you build and test sites. Here are a few highlights to get started with.
##First Thing Rename 'sample-gulpfile.js' to 'gulpfile.js'
##Watch For Changes & Automatically Refresh Across Devices $ gulp serve
This outputs an IP address you can use to locally test and another that can be used on devices connected to your network.
##Build & Optimize $ gulp
Build and optimize the current project, ready for deployment. This includes linting as well as image, script, stylesheet and HTML optimization and minification.
Boilerplalte - Google's 'Web Starter Kit