Twitter is a fast-growing social network.

If possible, register a Twitter account in your brand's name now to prevent identity theft.

Here are a few tipsto help create a Twitter promotion plan. Plus, learn from today's top Twitter-using brands.

The number of people using Mobile Web is getting huge; over 75 percent of consumers have access to smartphones. Your website should look nice on the most popular mobile devices.

Tip: Use an analytics tool to track mobile usage of your website.

Be sure that www.riesenschwanz.blogspot.com and riesenschwanz.blogspot.com are not running in parallel.

Redirecting requests from a non-preferred hostname is important because search engines consider URLs with and without "www" as two different websites.

Once your preferred domain is set, use a 301 redirect for all traffic to your non-preferred domain.

Great, your website has a robots.txt file.

A robots.txt file allows you to restrict the access of search engine robots that crawl the web and it can prevent these robots from accessing specific directories and pages. It also specifies where the XML sitemap file is located.

Click here to check your robots.txt file for syntax errors.

Great, your website has an XML sitemap.

A sitemap lists URLs that are available for crawling and can include additional information like your site's latest updates, frequency of changes and importance of the URLs. This allows search engines to crawl the site more intelligently.

Meta keywords are used to indicate keywords that are relevant to your website's content. Because search engine spammers have abused this tag, however, it provides little to no benefit to your search rankings.

You can safely avoid the use of this tag for new web pages. For existing web pages, make sure the meta keywords do not appear to be spammy.

Great, your website is structured using HTML headings (<H1> to <H6>).

Use your keywords in the headings and make sure the first level (<H1>) includes your most important keywords. Never duplicate your title tag content in your header tag.

For more effective SEO, use only one <H1> title per page.

Alternative text (the alt attribute) is missing for several images. Add alternative text so that search engines can better understand the content of your images.

Remember that search engine crawlers cannot actually "see" images, so the alternative text attribute allows you to assign a specific description to each image.

Alternative text describes your images so they can appear in Google™ Images search results.

Hereare various ways to assign the alt attribute to the different types of images on your site.

Restrict the number of characters in alt text to 150, including spaces, and minimize the size of images to optimize your website's page load times.

Click here and hereto find out how to optimize images for search engines.

This page's ratio of text to HTML code is below 15 percent, this means that your website probably needs more text content.

A ratio between 25 and 70 percent is ideal. When it goes beyond than that, the page might run the risk of being considered spam.

As long as the content is relevant and gives essential information, it is a plus point to have more of it.

Good, no Flash content has been detected on on this page.

Flash should only be used for specific enhancements. Avoid full Flash websites to maximize SEO.

Although Flash content often looks nicer, it cannot be properly indexed by search engines.

This advice also applies to AJAX .

Great, there are no frames detected on this page.

Frames can cause problems on your webpage because search engines won't crawl or index the content within them.

Avoid frames whenever possible and use a NoFrames tag if you must use them.

Starting a Blog is a great way to boost your SEO and attract qualified visitors. Use these great tips to boost the SEO performance of your blog.

Starting a blog is a great way to boost your SEO and attract qualified visitors.

Use these great tips to boost the SEO performance of your blog.

Limit the number of links to 200 per page. Use Nofollow to optimize the juice that you want to pass to each link.

This table highlights the importance of being consistent with your use of keywords. To improve the chance of ranking high in search results with a specific keyword, you should use the most important keywords consistently in your content, title, description, H titles, internal links anchor text and in your backlinks anchor text.

This is the number of pages on your website that are indexed by Google™.

The more pages that search engines index, the better, as this offers more opportunity for your website to be found.

A low number (relative to the total number of pages/URLs on your website) probably indicates that your internal link architecture needs improvement and is preventing search engines from crawling all of the pages on your website. You might want to create/check your site's XML sitemap and submit it to Google. You must also build backlinks to your site's inside pages to help Google bots crawl and index your webpages.

Check Google Webmaster Tools > Health > Index Status, to keep track of the status of your site's indexed pages.

This lists your website's popular pages.

Your website is not listed in DMOZ, a multilingual open content directory constructed and maintained by a community of volunteer editors.

Submitting your website is important because search engines take DMOZ into account and sometimes display the company descriptions submitted to DMOZ in search results.

Keep your URLs short and avoid long domain names when possible.

A descriptive URL is better recognized by search engines. A user should be able to look at the address bar and make an accurate guess about the content of the page before reaching it (e.g., http://www.mysite.com/en/products).

Keep in mind that URLs are an important part of a comprehensive SEO strategy.

Use clean URLs to make your site more "crawlable" by Google™.

Resource: Search for a good domain name here. If no good names are available, consider a second hand domain from Sedo.

To prevent brand theft, you might consider trademarking your domain name.

Great, your website has a favicon. Make sure this favicon is consistent with your brand.

Resource: Check out this amazing idea for improving the user experience with a special favicon.

Take advantage of the opportunity to provide a beautiful 404 Error Page for your visitors.

This is a special CSS style sheet which ensures that unnecessary interface designs and images are left out when printing pages from your site, saving the user a lot of ink.

It is just another way to provide a rich user-experience.

If you do not have a print style sheet yet, here is how to set one up.

There are different types of conversions, such as: getting the email address of your visitors, requesting your visitors to fill in a form or closing an online sale. Converting visitors into prospects/clients is probably the most important target for your website. So, it is important that you optimize your website to boost conversions.

Two of the main reasons for an increase in page size are images and JavaScript files.

Page size affects the speed of your website. Try to keep your page size below the global average.

Tip: Use images with a small size and optimize their download with gzip.

You have not specified the language. Use the META Language Attribute to declare the intended language of your website.

Tips for multilingual websites:
- Define the language of the content in each page's HTML code.
- Specify the language code in the URL as well (e.g., "mywebsite.com/fr/mycontent.html").
- Check out these tips for building a multilingual website.

This page does not take advantage of Microformats.

A microformat is a technical semantic markup that can be used to better structure the data submitted to search engines.

Thanks to Microformats, Google™ regularly improves its presentation of search results.

This page does not take advantage of Dublin Core.

Dublin Core is a set of standard metadata elements used to describe the contents of a website. It can help with some internal search engines and it does not bloat your code.

Your server's IP address has little impact on your SEO. Nevertheless, try to host your website on a server which is geographically close to your visitors. Search engines take the geolocation of a server into account as well as the server speed.

Use DNSstuff for comprehensive reports on your server.

If you send email campaigns or transactional emails from your servers, you will quickly be flagged as a spammer. Use professional email software to keep your IP clean and improve the deliverability of your emails. MadMimi is a great tool for this.

This data is provided by WOT™.

Register the various extensions of your domain to protect your brand from cybersquatters.

Register the various typos of your domain to protect your brand from cybersquatters.

Malicious bots scrape the web in search of email addresses to spam. Plain text email addresses are more likely to be spammed.

Web Analytics let you measure visitor activity on your website. You should have at least one Analytics tool installed. It is also good to install one extra tool to have a confirmation of the results.

Analytics Tools: Google™ Analytics, Quantcast™, SiteCatalyst™, Piwik™, chartbeat™, Clicky™, ClickTale™, etc.

Use valid markup that contains no errors. Syntax errors can make your page difficult for search engines to index.

To fix the detected errors, run the W3C validation service.

W3C is a consortium that sets web standards.

Declaring a doctype helps web browsers to render content correctly.

Great, language/character encoding is specified.

Specifying language/character encoding can prevent problems with the rendering of special characters.

Website speed has a huge effect on SEO. Speed-up your website so search engines will reward you by sending more visitors.
Also, conversion rates are far higher for websites that load faster than their slower competitors.