after the demise of del.icio.us now goog are shutting down goo.gl
and replacing it with
Starting March 30, 2018, we will be turning down support for goo.gl URL shortener. From April 13, 2018 only existing users will be able to create short links on the goo.gl console. You will be able to view your analytics data and download your short link information in csv format for up to one year, until March 30, 2019, when we will discontinue goo.gl. Previously created links will continue to redirect to their intended destination. Please see this blog post for more details.
market your company globally with goog market finder
advertise your business on bing & goog
directory of goog opensource projects including links to goog git and github repos
you can use goog tag manager to manage your analytics and marketing tags and tracker code by including one code snippet (the goog tag man js script and noscript code) that then includes all the other js scripts
new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s),
height="0" width="0" style="display:none;visibility:hidden"
a href="https://www.googletagmanager.com/ns.html?id=GTM-XXXX" https://www.googletagmanager.com/ns.html?id=GTM-XXXX a
if you are using webmaster to monitor your http and https websites make sure you set up separate website properties for each of them !
If your site supports multiple protocols (http:// and https://), you must add each as a separate site. Similarly, if you support multiple domains (for example example.com, m.example.com, and http://www.example.com) you must add each one as a separate site.
its useful to use the goog webmaster tool | CRAWL | FETCH AS GOOGLE to check what the goog crawlers actually see (check they are not seeing a 301 for example)
goog analytics goog optimise now available
there are now two versions of goog optimize
There are now two versions of Google Optimize. Optimize is a free product that allows you to get started with experimentation. Optimize 360 is a premium testing and personalization tool for the enterprise that is part of the Google Analytics 360 Suite.
some more about A B tests