How to rename picture files in Picasa-desktop

This article is about re-naming files from within Picasa-desktop, to provide SEO benefits for your blog.

How to put a picture into a post, in Blogger

This article describes how to insert a picture into a blog post or page, using Blogger's Post Editor.  

It applies no matter whether the picture comes from, but has particular information about pictures that are already in Google Album Archive (because they were uploaded via Blogger or Hangouts or some other tool, eg Google Photos).