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Banning of some pages by Google

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Me_Uzik

11:54 pm on Jan 13, 2004 (gmt 0)

10+ Year Member



Hi,
is it possible for Google adsense to ban some of the pages of an entire web site so that only public ads will appear, without our knowledge?
Maybe by keywords, or entire phrases, since the same text appears on many pages, or by URL...
Because I noticed that many of my pages has enough text with the appropriate keywords, but only public ads appear, although the text repeats itself from page to page (it's a backgrounds site, each page has new images, but the same text at the bottom, and it's a full paragraph so it shouldn't be a problem, they are not just keywords).
There are ads appearing on the homepage of the site that could totally appear on these pages because the text contains the keywords necessary for that, but they don't...

Or, can advertisers ban some pages themselves?
It used to be ok not so long ago, and at the bottom, there was even less text then now, only keywords (and I was told by google themselves that it was ok to do so), and I was having relevant ads and a high CTR.
Since the ads were targeted and very relevant, people were interested, and it's not like there was just the google ads to click on these pages, there are other links too...
People were interested in the google ads.
But now, no more ads, just public all the time...
And I'm tired of making changes to the site so that the program works.
Yes I'm one of the people who wants the program to work, it's not just a hobby, it's my salary.
And google told me the ad placement and all is ok, but they always say to add more text, which I did, and did, and did...
It WORKS FOR 2 DAYS then poof!, public ads.
Banning?...

I was told yesterday that the crawler may take many days (and up to 3 weeks) to re-crawl a web site when changes have been made...
So why exactly after I have made some changes, everything was back to being ok and great, then suddenly, they disappear, and back to public ads again...
Coincidence?
Does a high CTR scare them?
There are relevant ads that could appear there, they appear on the homepage, and the same keywords are on these pages where just public ads appear...
Strange...

I just want people's opinion or knowledge here, doesn't mean I don't trust what Google answered me by email, however, I still have many questions, and they may not tell everything also about how the program works, and it's always changing too.
But I hope I'll find a way to make it work at last.
No offense to Google though, they are doing what they can and it's still the best program I've used for my web site yet.
But there are still some things to look at I think...

Thanks,

Me-Uzik

ps: if I need to add more text again, what can I add? lol
It's a backgrounds site!
Somehow they accepted me in their program so there should be a way to make this work!...
If some of you have some ideas of what text I could add, let them come! :)

europeforvisitors

12:00 am on Jan 14, 2004 (gmt 0)



Certain words like "terrorist" or "murder" result in public-service ads. There's no secret about this: Google is trying to prevent gaffes like the ad (which may or may not be urban legend) for refrigerators on a newspaper page about a child who suffocated inside an old fridge, or--to use a made-up example--an ad for 9mm ammunition on a page about somebody who got murdered by a 9mm pistol.

You might want to look at your pages and see if, for example, a newsfeed is causing PSAs to be served.

Also, if ads are in short supply for the topic of a page at any given moment, PSAs may appear. This is less likely to occur if your site has been around a while and has a clearly identifiable "theme" that helps Google serve default or backup ads that are related to your site's overall topic.

Me_Uzik

12:58 am on Jan 14, 2004 (gmt 0)

10+ Year Member



Thanks europeforvisitors for the reply;
The keywords I use are backgrounds, animated gifs, wallpapers etc...
I don't think they are the cause...
Those keywords are also on the homepage and there's always relevant ads there.
I used to have an ad about people's backgrounds (not images) but I blocked it having nothing to do with my site.
I've been with Google adsense since July now, and it totally rocked back then.
Now I'm making 1/3 of what I used to make, if not less...
Maybe the pages need to be crawled again, and that may take some time...
Also, I doubt that ads are in short supply for the topic of the pages since, again, ads have no problem appearing on the homepage, and the homepage has even less text then the pages with the images!

Me-Uzik

Jenstar

12:58 am on Jan 14, 2004 (gmt 0)

WebmasterWorld Senior Member 10+ Year Member



There have been many reported instances of this, including one which was mentioned in the New York Times about luggage ads on a story about a body found in a suitcase [webmasterworld.com]. Then another about CD Burners on a news article about children who died in a housefire. [webmasterworld.com]

There have been many threads here about AdSense stop words:
[webmasterworld.com...]
[webmasterworld.com...]

Me_Uzik

1:06 am on Jan 14, 2004 (gmt 0)

10+ Year Member



Jenstar,
the keywords are the same on every pages, the homepage has no problem, all the other ones do...
I'm wondering if it's not because they are considered as being pages with not enough content...
However, I've been told they were ok...
But I'll go read the topics you just gave to see.
Maybe I'll find something. ;)
Thanks,

Me-Uzik

Me_Uzik

1:20 am on Jan 14, 2004 (gmt 0)

10+ Year Member



Oh my God...
Marcus Aurelius said in the first topic you gave Jenstar:
"Just for fun if you have a XX in anything boom PSA"
I have "800 x 600" as a word...
Could that do it?
I doubt it since it's just the letter x alone, but still...
I'll go continue reading the topics.

Me-Uzik

buckworks

1:28 am on Jan 14, 2004 (gmt 0)

WebmasterWorld Administrator 10+ Year Member Top Contributors Of The Month



The problem is likely a shortage of ads, not anything wrong with your site.

Learn to use Adsense's alternate ads feature to get better mileage out of your space if Adsense isn't supplying targeted ads. You don't have to use it for ads, you can use it for editorial content/links as well.

Check out this thread for ideas:

[webmasterworld.com...]

Jenstar

1:31 am on Jan 14, 2004 (gmt 0)

WebmasterWorld Senior Member 10+ Year Member



There could also be a weighted issue that has been discussed as a possibility - does your home page have more words than most of your articles? Since this seems to be a newer issue for you, perhaps they changed the algorythm that triggers PSAs on pages due to stop words, which causes your pages to trip the filter now, where it didn't previously.

And yes, some people have been warned by Google to remove AdSense from particular pages they deemed did not have enough content to it.

Me_Uzik

3:05 am on Jan 14, 2004 (gmt 0)

10+ Year Member



Buckworks,
I read that thread already a couple of days ago, and am using the alternate ad;
However, this ad is not paying much right now and it almost always appear, and no I don't think it can be a shortage of ads, the homepage always has ads to show, and it contains the same keywords.
They are PPC ads, I don't think they have a maximum of impressions per day don't they?

Jenstar, the pages not working have more text in fact than the homepage itself.
"Some people have been warned by Google to remove AdSense from particular pages they deemed did not have enough content to it".
They reviewed my site and said it was ok.

Now, I went to see if the images names themselves might have stop words as their filenames, but I don't think so...
I went to see the keywords in the meta tag of the html, the only thing I see could be "256,x,256", the letter X alone...
But the homepage has that too and there's no problem on that page.

Any other ideas?

Thanks,

Me-Uzik

Me_Uzik

3:08 am on Jan 14, 2004 (gmt 0)

10+ Year Member



Thanks however Buckworks, Jenstar and all the others for your ideas so far.
I hope I'll get to see why this is happening.

:)

Me-Uzik

richmondsteve

1:36 pm on Jan 14, 2004 (gmt 0)

10+ Year Member



EFV wrote:
Certain words like "terrorist" or "murder" result in public-service ads.

Just for clarification, in my experience certain words can result in targeted, paying, contextual ads not being displayed, but having such a word on your page won't necessarilly do so. I've done plenty of testing on my crime information site and here's what I've discovered:

1. Either the stopword related algorithm has become less strict or my site has been flagged because the percentage of alternate ads has dropped dramatically.

2. It appears that word density may be taken into account.

3. It appears that semantics of either the page or words in close proximiy to a stopword may be taken into account.

4. It appears that some stopwords may be given a higher weight than others (this I'm less sure of than #2 and #3 above).

5. The site is displaying theme-based ads on many pages which had previously shown PSAs/AAs (haven't seen AA used as an acronmy for Alternate Ads, but PSAs/AAs is how I'm going to denote non-paying AdSense ads from here forward on WebmasterWorld).

Unfortunately I don't have time to dig up old posts of mine about my experiences related to PSAs/AAs, but I'll give a quick overview. The site has several thousand pages. AdSense is implemented on a small percentage of pages where I determined that ads would be appropriate and of high relevance. Daily AdSense impressions are well into the 5 figures. In late Summer the site went through a couple of periods of several consecutive days with no paying ads displayed (based on 0 clicks vs. 3 figure clicks and then later based on tracking of alternate ad impressions). Until late last year 40-60% of daily impressions were PSAs/AAs. For the last several weeks PSAs/AAs have only occurred on 3-7% of impressions, with no other on-site factors changing.

These are just my personal observations on a single site. I can't really draw any valid conclusions, but I am quite happy that the stopwords appear to have a much lower impact than they did previously.

Me_Uzik

2:34 pm on Jan 14, 2004 (gmt 0)

10+ Year Member



Thanks richmondsteve;
Today I went to visit my site again and surprise, on 14 pages I visit, not even one PSA (or AA)...
Maybe my pages have been crawled again since I made the changes, or I don't know...
But will it last?...
Remember, in the past, when I made the changes, relevant ads appeared, but it usually did not last for long, 2 days, sometimes less...
The changes have been made yesterday before I post this topic, but this was not the first time I made changes to the site since I've subscribed to adsense, and what I told in this topic is what I've experienced everytime I made changes: right after the changes, and usually 2 days after, poof, PSAs, and so on...

That's why I was wondering about the fact that maybe adwords advertisers, just like us publishers, can put some pages where they don't want their ads to appear...
If that's the case, it would be a good thing for publishers to know which of their pages are being banned so that they can do something about it...
If it's the case, without knowing, it results in confusion like you can see in this post!
Some of you are into the adwords program, is there such a thing as banning some publishers pages (not necessarilly entire web sites)?

I hope this time relevant ads will stay for good.

Thanks,

Me-Uzik

europeforvisitors

3:08 pm on Jan 14, 2004 (gmt 0)



That's why I was wondering about the fact that maybe adwords advertisers, just like us publishers, can put some pages where they don't want their ads to appear....is there such a thing as banning some publishers pages (not necessarilly entire web sites)?

Unfortunately, advertisers don't have any control over where their content ads appear. (That's a problem that AdSense will need to address if it wants to attract a broad spectrum of advertisers.)

richmondsteve

3:52 pm on Jan 14, 2004 (gmt 0)

10+ Year Member



Me_Uzik, I meant to mention earlier that I think one of the other posters was right when he suggested that your problem might be related to supply/demand. Based on what you've shared I'd say that not only is that likely, it's probable.

All of the potential ads for your pages have a set daily spending limit. Depending on the number of available publisher impressions as compared to the number of advertiser impressions it'll take to exhaust their spending limits, there might be a shortage on the advertiser supply side. I don't know if Google makes some attempt to spread the ads equally across potential publisher pages to keep the percentage of PSAs/AAs fairly equal or not, but if they extrapolate data from the first part of the day and see that spending limits will likely be exhausted by 2 PM, they may throttle up the percentage of PSAs/AAs. Whether they adjust that behavior by site, page, or other factors I don't know. If I was in charge, I'd probably favor certain sites or pages based on criteria which included length of time in AdSense, CTR of the site/pages involved for similar ads, publisher $ volume, etc., but whether Google does that or not is just speculation.

Me_Uzik

7:26 pm on Jan 14, 2004 (gmt 0)

10+ Year Member



europeforvisitors,
I see...

richmondsteve,
I didn't know that advertisers have a daily spending limit, in that case, yes it makes sense that it might be a shortage on the advertiser supply side.

Thanks,

Me-Uzik

europeforvisitors

7:30 pm on Jan 14, 2004 (gmt 0)



Don't some advertisers have a monthly limit, too? I've often seen that mentioned as a reason why sites often see their daily earnings slip toward the end of the month.

buckworks

7:51 pm on Jan 14, 2004 (gmt 0)

WebmasterWorld Administrator 10+ Year Member Top Contributors Of The Month



I didn't know that advertisers have a daily spending limit

Yes, advertisers can specify a daily budget ranging from a few cents to the-sky's-the-limit, and Adwords then tries to spread everyone's budgets evenly throughout the day.

If someone sets a very high budget, their ad will likely appear every possible time. If someone else sets a lower budget, their ads will come and go as Adwords makes its best guess about how to deliver enough clicks to spend their budget but not go over.

richmondsteve

9:23 pm on Jan 14, 2004 (gmt 0)

10+ Year Member



I reread what I wrote about Adwords daily spending limits and what I wrote is not exactly accurate since Adwords involves ad campaigns and ad groups and they also can have very high spending limits. But the point is still valid. If I've managed to confuse anyone I recommend establishing an Adwords account and testing it - the best use of $5 for any AdSense publisher who is serious about understanding AdSense.