How to Customize Blogger template?

Login to Blogger Dashboard

Choose The the that you want to Customize.

Click Design

You can see the placement of posts, title, sidebar and gadgets depending on your template. 

You can see

 sections in sidebars and footer area in your template.Blogger prowides some useful gadgets to help with your blog such as stats,Popular post.Text area ..etc.

Customizing with Edit HTML tab needs some HTML and CSS skills. It’s a somewhat big job I can’t put here. 

However follow my what is HTML and HTML editor lessons to know the background of this language

However I will soon be adding a complete tutorial for Customize  with HTML and CSS.

You can customize your template with this Flash based Template Editor.No HTML knowledge required.see 

this lesson to know  what you can edit with this tool.