How to improve Alexa Rank
 

Last month my alexa in nigeria was 100 but now its increased to 151. Please suggest to improve the alexa rank.

you should improve google ranking and your visitors should be natural

hi
Generally Alexa is based on number of visitors and traffic, So Do some Off-page techniques to improve your website Alexa ranking

1. Article submission
2. Link building
3. Social media optimization
4. Social Bookmarking

All depends on work, if we SEO on local this help you create traffics on local region.

You should create backlink through submit
Article
Classifieds
Business Directory,
Slide share
Video
Webstacks
Infographics

I dont think that ranking is not considered as a factor these days. Google has actually stopped updating their page rank values. However, going for quality backlinks from high authoritative sites is the one option that you need to follow.

There are many ways with the help of which you can improve your Alexa ranking
Increase the Traffic on your site
Install Alexa toolbar
Put up an Alexa Rank Widget
Encourage your visitors to use Alexa toolbar
Create Custom toolbar using Alexa Toolbar Creator
Claim/verify your Website on Alexa.com
Generate Quality Backlinks on your Websites and Blogs
Write Useful and Qualitative Content
Connect to social network sites
Submit your Sites in Directories
Submit Blogs in Blog Directories

Best and quick method to improve alexa traffic for your site is content post on your website and create more and more new blog for your website . Your alexa will improve very fast or may be within 10 day's big improvement .

by getting good backlinks...

There are many ways with the help of which you can improve your Alexa ranking
Increase the Traffic on your site
Install Alexa toolbar
Put up an Alexa Rank Widget
Encourage your visitors to use Alexa toolbar
Create Custom toolbar using Alexa Toolbar Creator
Claim/verify your Website on Alexa.com
Generate Quality Backlinks on your Websites and Blogs
Write Useful and Qualitative Content
Connect to social network sites
Submit your Sites in Directories
Submit Blogs in Blog Directories

Basically Alexa depend on many factor in which post frequency is main thing.
Update your site 2 to 3 time a day. comment on others blogs especially comment on commenting Luv enable blogs.
Join social networking sites and participate with others.
Join Dofollow forum like this.

This will help you a lot to improve Alexa rank.

It mainly depends on your website traffic and website age.

Directory Submission with good Quality and high Page rank Site.....and also work on social media...that will maximize your traffic...Than Alexa will improve defiantly

Improve you google search rank and your alexa rank will increase, this is done by producing quality content and getting do follow backlinks.