Search Engine Optimization: Basic Concepts
Nearly all people on the Web visit search engines
to find information or Web sites. They enter keywords into the search
line of these search engines. Often they enter several keywords,
or "phrases," to further refine their searches. Search
engines are in the business of sorting Web sites in their databases
by the words they contain that match a given search. How many searches
are performed everyday? The following statistics
were taken from Search
Engine Watch's website:
| Google |
250 million |
| Overture |
167 million |
| Inktomi |
80 million |
| LookSmart |
45 million |
| FindWhat |
33 million |
| Ask Jeeves |
20 million |
| AltaVista |
18 million |
| FAST |
12 million |
| as of February 2003 |
How well you incorporate important keywords
into your Web site consistent with each individual search
engine's ranking criteria will determine your Web site's
rank. Since there could be thousands of pages with that same keyword
or phrase on it, it's important that you rank near the top of the
results to be found.
Generally, each search engine assigns
"points" to Web sites or the submission someone
made describing that Web site based on some predefined criteria.
While these ranking criteria may vary from search
engine to search engine, most "grade" the page based on
the following general rules:
- Keyword Placement
- Keyword Frequency
- Total Words
- Keyword Weight
- Keyword Prominence
- Site popularity
- Keyword Placement
The area in which the keyword is found plays
a key role for many searches. Having the keyword in the Title tag
on most search engines will give more relevance to the page than
the same keyword appearing in the body area. To rank well
generally requires you have keywords in many of the areas in which
a search engine looks.
The areas that are the most important will vary
by search engine. Examples of "areas" of a page are Title,
Heading, Link Text, and Body.
Keyword Frequency
Frequency is how often a keyword appears on the page or
in an area on the page. In general, the more times a keyword
appears on the page, the more relevant it will be to that search.
You don't want to go overboard with frequency
since many engines will penalize you for keyword "spamming"
if they feel you were excessive. In general though, use your keyword
in the document in as many different areas as you can, and as many
times as is recommended for that engine.
Total Words
This is simply a count of the total words in a given area,
not including HTML tags. Some engines may rank pages more favorably
based on whether they have a certain number of words on the page.
Sometimes the fewer words the better, and on other engines, more
words are sometimes better.
Keyword Weight
Keyword weight is the percentage or concentration of keywords
on your page in relation to all other words on the page.
A "keyword" can be either a single word, or a short phrase.
(number of words in the keyword phrase * frequency) / total
words in area
Therefore, you're weight will logically
increase when the number of keywords on the page increases or the
number of words on the page decreases.
Some search engines consider keyword weight
when determining the rank of your page for a particular keyword
search. In general, the higher the weight the better, but only to
a point. If your weight becomes too high, you may be penalized.
Keyword Prominence
Prominence is how close to the start of the area that the
keyword appears. In general, a keyword that appears closer
to the top of the page or area will be more relevant. However, sometimes
it helps to have a keyword in the middle of an area, or even toward
the end of the area.
For example, an AltaVista search for keyword
"fine art paper" returned the following
match:
Fine Art Paper and Bookmaking Supplies
Looking for fine art papers for drawing, printmaking,
painting, and bookmaking? Call Artpaper ... Papers from Nepal Papers
from Thailand Paper in Rolls Paper Samplers Bookshelf
ORDERING ...
www.artpaper.com • Refreshed in past 48 hours • Related
Pages
Note that the queried keyword phrase,
"fine art paper," is the first word of the site
title and AltaVista returned this site as the first match.
Documents that are exactly the same, but with keywords as the second
or third word in the Title will often score lower.
Prominence also applies to the words within the body of the document,
the headings, and other tags.
Prominence plays a critical role particularly
in directory-based engines such as Yahoo. Often having the keyword
slightly more towards the beginning of the site description or site
title will make a large difference in your ranking.
Site Popularity
This ranking measurement is sometimes called a site's significance
ranking because it is believed that one measure of a site's
"value" is the number of other Web sites who felt your
site was sufficiently important to link to.
If lots of other sites link to your site,
chances are your site is relatively important -- or so a good number
of other Web site owners thought so. The popularity of the site
that links to you can also play a role.
For instance, at least 98,400 Web sites
link to the IBM (www.ibm.com) Web site in Google's index (on Nov
5, 2003). In certain search engines, IBM would achieve better ranking
with all other factors being equal. However, this is only one factor,
and you can certainly achieve high rankings without being linked
from thousands of sites. This is simply another reason why you want
to get other sites to link to yours. Sometimes if you agree to link
to them, they'll do the same for you. In Web marketing, this is
called "cross-linking," sometimes called "reciprocal
linking" and is another way to increase traffic to your
web site.
Final Words
When you monitor and quantify your web traffic
statistics and then apply search engine optimization techniques
you have a set of extremely powerful weapons against your competitors.
Yet it's often tedious work monitoring your progress.
There are trained professionals
in Search Engine Optimization who stay on top of all major search
engine ranking criteria and have proven methods for achieving high
ranking. You coulc consider using a professional service, but be
sure to have them provide factual information about the web sites
they've optimized. Choose a client of theirs and targeted keywords
and search on them yourself using Google. The proof's in the pudding.
DO NOT use websites that submit
your website to hundreds of search engines and directories. These
submissions are often ignored and sometimes blacklist the URL's
for a length of time.
While there are search engine optimization and
submission software packages available on the market,
the only one that I have proven experience with is Web
Position Gold. I have used this software on many of
my own URLs and now that I am confident with its performance, have
used it for some of my clients websites with incredible results.
This program can relieve you of much of the
preliminary testing and record gathering, competitor comparisons,
etc and get you directly involved in making the needed code changes
for optimization. Finally, the software submits your website pages
according to variables you set which are inline with search engine
rules and guidelines.
If you can't afford software or an SEO professional,
then the old fashioned way will prove efficient
if rather slow. I did it this way for years with no problem...just
tons of time. Use the resources below to get more detailed information
about SEO before you venture into changing the code on your website.
You wouldn't want to lower your ranking!
Helpful Websites
Search
Engine Optimization Strategies
Search Engine Optimization
Tips by bCentral
Search Engine Optimization
World Forums
Search
Engine Submission Tips by Search EWngine Watch
NetWatch - providing a
variety of tools and tips to help you market your website
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