To increase ranking...

How can I improve my blog ranking in a search engine? I only do some blog comments but it slide a little so please suggest me what I have to do?

If you can,make more comments to blogs especially to hot topics with a backlink your page.Much better if you do it in dofollow blogs.

Link building is the process of getting other web pages, and web sites to place a hypertext link to yours, which generates direct targeted traffic to your site, while more importantly increasing your search engine visibility and rankings. Building links to your site should be an ongoing process of research, communication and attaining quality in-coming links to your web site.

Link Exchanges
This is the procedure by which one site agrees to link to another site in return for a link back from that site.

Article Writing and Submission
Article submission is a very powerful tool for search engine optimization. anybody with a good knowlege and skill in the use of article writing can make of it one of the best SEO devices, and a traffic generating tool in no time. The main aim of article submission the placement and use of strategic links to the target pages.

Press Release Submission
SEO press releases can bring you first-page visibility for your keywords very quickly. Sometimes, you can take over multiple spots on the the first page of Google for your keywords.

Directory Submission
Directories have proven an important source for links. These links should ideally be optimized for the keywords that we want our site ranked for in the search engines.

Social Bookmarking
is now a major building block for driving to traffic to your website. If done properly you can expect to use it as an easy and inexpensive method for natural search engine referred traffic to your site.

Forum Posting and Blog Commenting
By posting regularly to these forums and blogs, and properly utilizing the signature tags, you can generate much needed back links to your web page which helps with search engine optimization for your site.

thank for a nice suggestion ..

When you do articles, and press releases
or even when you have social networking sites like: myspace, facebook, etc
make sure you put your blog's domain at these places or in the content and make sure it's a clickable link to go back to your site. the more backlinks you have the more popularity your site has in the search engines

* Keywords are very important! You should choose your target keywords carefully, choose the ones that are less competitive but still with good search volume.
* Give your visitors what they want, post regularly and wisely with great unique content.
* Get the words of your blog out through links, build quality natural link by writing great content and other link building techniques as mentioned above.

Excelent tips. Thank you!!

Forum posting help.. Just like what you are doing now will help promote your site!.. But of course you have to read and follow the guidelines and regulations on forums..

Blog commenting wouldn't be enough! You have to participate on other strategies as well like article submissions, social bookmarking, link exchange, press release, forum posting, classified ads, and directory submissions..

increase backline on your blog