There are so many reasons for getting visitors to your site. You have to publish a quality content , Proper keywords with optimized media things. If you are getting approved in all these things then any search engine is showing your post on first or Second link. This will take too much time approx of one month if you have not so much high Ranking.
But how to get instant visitors on my Latest Post ?
The best thing to get instant visitor is social networking you can share your posts on social networks like Twitter and Facebook also you can submit your page to stumble upon. but the best one is Facebook. Following is presenting a list of Facebook Groups which you have to join if you are a blogger.
You can get instant visitors from these Groups and also you can get a huge list of comments on your Post which is good for optimization. also the visitors share your posts if they like it from which you generate more traffic.
” Best Facebook Groups For Bloggers “
1. Bloggers Brunch
2. All About WordPress
3. Share your Post
4. Bloggers Worldwide
5. Guest Blogging Group
6. WordPress warriors
7. Everything about Blogging
8. Blogger’s network
9. Blog Promotion
10. Blogging Squad
If you have any Facebook Group About Blogging and WordPress. Then you can comment your Group name with link. I will publish it 
Note : never post any abusive thing on these groups otherwise you get blocked
