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Search Engine Optimization

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Ranking results: Once the search engine has determined which results ... 72% of searchers stop with the top ten search results, and 90% stop with the top 30. ... – PowerPoint PPT presentation

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Title: Search Engine Optimization


1
Search Engine Optimization
  • An introduction to optimizing your web site for
    best possible search engine results.

2
Search Engine Optimization
  • Presented by
  • Chris Pfeiffer,
  • University of Utah
  • Office of Information Technology

3
Presentation Overview
  • Search Engine Basics
  • Why Optimize?
  • Key Concepts
  • Optimization
  • Content Management Systems
  • Summary
  • Resources

4
Search Engine Basics
  • Crawling the web Search engines run automated
    programs, called robots" or "spiders", that use
    the hyperlink structure of the web to "crawl" the
    pages and documents that make up the World Wide
    Web.

5
Search Engine Basics
  • Indexing documents Once a page has been crawled,
    its contents can be "indexed" - stored in a giant
    database of documents that makes up a search
    engine's "index".

6
Search Engine Basics
  • Processing queries When a request for
    information comes into the search engine, the
    engine retrieves from its index all the document
    that match the query.

7
Search Engine Basics
  • Ranking results Once the search engine has
    determined which results are a match for the
    query, the engine's algorithm (a mathematical
    equation commonly used for sorting) runs
    calculations on each of the results to determine
    which is most relevant to the given query.

8
Search Engine Basics
  • Directories Human edited search indexes
  • Yahoo Directory!
  • DMOZ The Open Directory Projectwww.dmoz.org

9
Search Engine Basics
  • Search Engine Results Pages (SERPs)
  • Organic Results based on content and keyword
    relevancy (as per algorithm)
  • Paid Placement (PPC)
  • Google AdWords
  • Yahoo! Search Marketing (YSM)

10
Search Engine Results Pages
Paid Placement Results
Organic Results
11
Why Optimize?
  • Web Search as a navigational tool
  • On average, 45 of visitor trafficthrough
    Utah.edu use the search engine to navigate.
  • 72 of searchers stop with the top ten search
    results, and 90 stop with the top 30.

12
How much is too much?
  • Competition for keywords
  • Evaluating page rank
  • Baseline
  • Ongoing

13
Evaluating page rank
  • Page rank calculation tools
  • Google Toolbar
  • www.faganfinder.com/urlinfo/
  • www.alexa.com
  • Frequent queries
  • Web traffic analysis
  • U Web Resources

14
Key Concepts
  • Target audience
  • Keyword choices
  • Directory submission

15
Key Concepts
  • Conversion
  • Web site user doing what you intended them to do
  • Sales
  • Course registration
  • Forms downloads
  • Page views
  • Conversion paths and funnels

16
Key Concepts
  • Search-friendly Usability
  • Home Page vs. Landing pages
  • Top-down vs. Shallow-wide design

17
Top-down design
HOME
18
Shallow-wide design
HOME
19
Key Concepts
  • Persistent Navigation
  • Orients visitor to site
  • Provides spiders pathway through site

20
Key Concepts
  • Accessibility
  • Flash
  • Javascript
  • SSL authentication
  • Firewalls and closed ports
  • Databases query string URLs
  • Forms

21
Key Concepts
  • Site Maps
  • Non-HTML Documents
  • MS Word, Excel, PowerPoint, PDF

22
Key Concepts
  • Canonical URLs
  • http//utah.edu
  • http//www.utah.edu
  • Redirects
  • 301 server redirect
  • Meta-refresh page redirect

23
Key Concepts
  • Robots.txt file
  • Decides which robots to allow in and which to
    exclude
  • Site wide
  • Directory-by-directory
  • Page-by-page
  • Robots meta-tag

24
Optimization
  • Get indexed
  • Register URL with University Webmaster
  • Submit URL to directories

25
Optimization
  • Meta-data
  • The University of Utah
  • February 28, 1850, The University of Utah offers
    75 undergraduate degree programs, more than 50
    teaching majors and minors, and 96 graduate
    majors."
  • Utah, UU, Utes, Utah, Salt Lake City, university,
    universities, colleges, higher education,
    academic, research, admissions"

26
Optimization
  • Meta-data
  • HTML Page Title
  • Number one optimization factor
  • Included in results display
  • Unique title for each landing page

27
Optimization
HTML Title Utility in Dreamweaver
  • Meta-data

28
Optimization
  • Meta-data
  • Meta-description tag
  • 50 weight of HTML Title in Ultraseek
  • Included in Ultraseek results display
  • Less weight given by Google
  • Rarely used in Google results display

29
Optimization
  • Meta-data
  • Meta-keywords tag
  • Equal to meta-description tag in Ultraseek
  • Ignored by Google
  • Common misspellings

30
Optimization
  • Meta-data
  • Image alt-tags
  • H1 tags
  • Body text

31
Optimization

Relative weight given HTML tags by U of U
Ultraseek Search Engine
32
Optimization
  • Popularity
  • Inbound links
  • Remote anchor links text
  • Anchor link http//www.url.com
  • Anchor text words used in link

33
How/What to Optimize
  • Popularity
  • Inbound links
  • Example

Anchor link text
Anchor link
34
Optimization
  • Popularity
  • Inbound links
  • Remote anchor links text
  • GooglebombingWhen a web page places high in
    search engine results due to frequent anchor
    links using rude or insulting keywords.

35
How/What to Optimize
  • Popularity
  • Inbound links
  • googlebombing

36
How/What to Optimize
  • Popularity
  • Inbound links
  • googlebombing

37
Optimization
  • Reliability
  • .edu and .gov domains
  • Domain age

38
Black Hat SEO
  • Black Hat SEOUnscrupulous or deceptive
    optimization practices intended to spam users or
    compete unfairly
  • Invisible text
  • Keyword stuffing
  • Duplicate pages
  • Domain cloaking serving different content to
    search engine robots than to human visitors
  • Link farms

39
Optimization

Spam Detection ThresholdThe number of repeating
keywords required for U of UUltraseek search
engine to penalize for spamming
40
Content Management Systems
  • Dynamic URLs
  • Querystring enabled
  • Consistent, crawl-able URLs
  • Cookies and session IDs

41
Summary
  • Accessible pages
  • Think landing pages
  • Unique HTML page title for every landing page
  • Content relevant keywords
  • Avoid Black Hat SEO

42
Resources
  • University Webmaster
  • www.utah.edu/uwebresources
  • webmaster_at_utah.edu
  • 581-6113
  • www.seamoz.org
  • www.searchenginewatch.com
  • The ABC of SEO David George

43
Search Engine Optimization
  • THANK YOU!
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