Do you want to add Twitter cards meta tags to your Blogger blog? If yes, you are welcome to this page. The question is why do you need to have Twitter summary cards installed into your blogs? The simple answer is to drive more traffic to your blog. With Twitter cards, you can attach your blog post featured image, blog title, blog post description and post author in your tweets that will surely drive more traffic than before. Once you add Twitter card meta tags to your blogger, you'll see each tweets having your blog URL containing a big image along with other info of your blog. It will surely attract the visitors to click on your link, and in result you will get traffic to your blog.
Have your site hit by Googe penguin update? Are you still try to find a quick fix way to recover it? Don't waste your time. Google penguin is basically affected the sites that have bad quality backlinks. Instead of searching, you should try to detect or identify any link pointing to your site. Once you find any bad link towards your site, simply disavow it.