Whatever it may be on that blog page edit the page in the right side corner you can see Labels,Published on,Permalink, Location,Option and Custom Robots Tags but,in that options, you can't see any Search Description option.
Go to settings on your blog.Now under settings the first thing is to go to Description option and select the Description option NO to YES.Once you can enable the description it appears on you edit page on that right side row.This is also used for SEO.First, click YES it asks you type description is related to your blog.Once you complete description click on save changes.
Now that can you do go look at the post you can the blog page and click on edit any one blog and right side of the colour it show one option called Search Description.Fill up your Search Description box with related to you blog this the main thing to do SEO and after type Description clicks on done and click on update.
Go back to the first change is search description on your blog and again you just go to you blog and go down the settings in the first-page change search Description made tags.That os the first SEO tip.
Next, go to search preferences and two things you can do there the first thing is to go to Custom roots header tags and switch on YES it show some option and tick on that.I will tell you how many options to tick.
It shows some options is Home page, archive and search page and Default for post and pages.In first option homepage, you went tick on All and good.Second option archive and search page tick for index and good and this option Default for Posts and Pages tick on all and noodp let gonna do click on save changes.
Next is custom robots click on you and it shows one box in that box.
How to fill that box ? First, click on that view blog in the view blog copy the URL of that blog and go to one site called Blogger Sitemap.I give one like to get directly - http://goo.gl/w0q0eU.
Search in the page show on the option is Generate Sitemap and past your copied URL from you, blog in gives box and click on generate sitemap it generates sitemap for you blog you just copy the detail it was shown but you have the first line and copy all of them.
Go back into you blog custom robot option paste that in given box and click on save changes now one thing you wanna do is copy the last time start from atom to last 500 and once copy click on save and go to google webmaster tools.Basically, what you do is go to crawl and sitemaps on that page it shows the options top right side corner called ADDTEST SITMAP.
You can first type sitemap.XML you can test want work and submit and next you can past you earlier sitemap detail click on submit.
The SEO tips I will you earlier is under Basic add a description for you blog go to search preference I will tell the how to how to do custom robots list which only copy and paste that is and them you note the change your custom robots header tags.How the powerful is this for making your blog easier for google and another search engines for finding.This feature is a new update in 2015.