What is the best way to learn and develop a blog from scratch?

Practice these: What's your concept - Fashion, food, politics, filmography, cars and bikes etc. Get support from other bloggers, build relationship with other bloggers...trust me...this is one of the best ways to get quick success. This also helps you spy on your competition. ;-) Is your blog teaching something? If you are an expert in a field, flaunt it through your blog. People will look up to you for help. Tickle their funny bone. This sounds complicated and of course all your blogs don't have to be funny, just a line here or there. You know there are several topics where your write with a twist and add humor to it. Make sure, your blog looks good. Mark my words, most things which look good, SELL! Get a good name for your blog. Add Google authorship to your blogs through gravatar images. By adding your face to your blogs, you connect better with other bloggers and your readers alike. Make your blog mobile-friendly. Post unique content on your blog and update them regularly. People like reading blogs which are often  updated than those which are rarely updated. Here are pros and cons of top 4 blogging platforms to help you decide and get started: http://www.leadsquared.com/best-blogging-platforms-business-blogging-guide-2/