Some note about seo

Post on 08-May-2015

144 views 1 download

description

Tài liệu nghiên cứu về SEO-2011

Transcript of Some note about seo

1

SOME NOTE ABOUT SOME NOTE ABOUT SEOSEO

SOME NOTE ABOUT SOME NOTE ABOUT SEOSEO

Presenter: Nguyen Lan HuongPresenter: Nguyen Lan Huong

2

Content

Basic concepts, why SEO.1. Five Key factor for SEO:

1. Key Words2. Credible Inbound Links3. Domain Name4. Traffic5. Content

2. Other note3. Useful tools for SEO

3

Basic concepts, why SEO

• SEO: Search Engine Optimization• Why SEO?

– 90% of web users use a search engine everyday to find what they are looking for. It means that the search engine is the only tool they use to find services that they need.

4

1. Five Key factor for SEO

1. Key Words2. Credible Inbound Links3. Domain Name4. Traffic5. Content6. Key factor and Search Engine

5

1.1 - Key Words

– Title Tags (should be distinct, and exactly): Mouse Over Tab or on the top line of browser

– Description Tags (invisible on website, shown in search results- not availibling for google): Length less than 250 characters.

– Keyword Tags (invisible, only part of code-not availibling for google, too) (less than 250 characters)

6

1.2 - BACKLINKS • Backlinks are incoming link to a web

page. • The popular of your site in website.• the Quality of backlinks along with the

Quantity that help you rank better in Search Engines.

7

1.3 - DOMAIN NAMES That Work for SEO

– Effective Domain Names• InsuranceLosAngeles.com• SanDiegoLawyer.com• PhoenixPizzaRestuarant.com

– Ineffective Domain Names• JaneDoe.com• FranksPizza.com• BusinessName.com

8

1.4 - TRAFFIC – The more traffic you have to your

website, the higher it ranks– 1,000 page views or 1,000,000 page

views– Which would you guess is more

credible?– This goes for GOLD and PLATINUM

listings as well, not just major websites!

9

1.5 - CONTENT • The text content of your advertiser’s

site must properly reflect their keywords.

• The text content must be sufficient to show Search Engines that the site is credible

• There must be enough dynamic content such as pictures and videos to show variety. This proves credibility.

• Fresh and consistent content greatly improves SEO

1.6 Key Factor And Search Engines

• Yahoo– Focus is primarily on page content; key-phrase count, placement etc– Uses Keyword and Description Meta-Tags (invisible to user)– Looks for relevance of back links

• Google– Focus is primarily on Back links including referring page relevance– Ignores Keyword and Description Meta-Tags– Looks for relevance of page content as well as key-phrase count etc

• All– Need error free code to be able to ‘see’ the content– Pages should have 250+ ‘content’ words preferably nearer 500– Look for proper use of Headings to highlight important content– Change their algorithms regularly (at least in small ways)

10

11

1. Summary• Search engines place “weight” on

terms according to where they are used

12

2. Other note1. www and non-www2. Robots.txt3. Img, link tag.4. Site navigation-Site map5. 404 page

13

2.1 www and non-www• When register a site, we owned

two domain:http://www.domain.com and http://domain.com

Redirect all to one by using htaccess

14

2.2 Robots.txt• give instructions to web robots,

show them that they should not visit any pages on the site (for example: search result site, image url…);

• You named it robots.txt, put in http://yourdomain.com/robots.txt

• Robots.txt: – Insert rules for allow– Insert rules for disallow

15

2.3 Img, link tag• Give full link of site instead of link like:

images/avatar.jpg…• Link should be simple, has less parameters• Text in link should describe the link.

– Good link: <a href=‘#’>Download chrome</a>

– Bad link: <a href=‘#’>Click here</a>– Img should have alt, title attr.

- Avoid dynamic link like index.php?company=1

16

2.4 Site navigation-Site map

• Site navigation and URL structure that search crawlers can easily follow

• Submit sitemap to crawlers.

17

2.5 404 page• Avoid using default 404 pages• Custom 404 pages are more user-

friendly• Submitting all 404 URLs to the

search engine helpful, but not essential

• Remember to change the HTTP status code on custom error pages from 200 to 404

18

3. Useful tools for SEO (cont)

• Rank tracker track the rank of keywords of a domain in search engine.

• Website health check: check for missing title tag, description, dumplicate title…

• Backlink summary tool: summary all backlink of a site (example:http://www.webmaster-toolkit.com/link-popularity-checker.shtml)

19

3. Useful tools for SEO (cont)

• Keyword analysis: -Google keywords toolsum keywords used per month and compettions– Google analytics : Monitor traffic,

identify used keywords etc…– Google webmaster tools

•Identify problems on site; broken internal links; broken back links, mailware etc

20

Google analystic example

21

Thank you for listening!