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Adsense And Mass Mail

Unintended Affect

         

Jafo

5:52 pm on Jun 18, 2007 (gmt 0)

10+ Year Member



My main money maker site has a forum using VB forum software. I use my forum user list to do a monthly mailing. Upon registration (or profile edit) users can choose to receive emails. It defaults to no, so the user has to actively select it. Users also have to email verify their account. Once those two criteria are met, they are on the monthly newsletter and each letter notifies them how to be removed (change it to no in their profile).

I just wanted to give that information so you understand that the monthly newsletter is 100% opt in.

Anyway, whenever I send out an email, for the next two weeks, my eCPM nose dives. I have done it so many times that there really is no question about correlation. If there is a link in the newsletter, it generally goes to a page that does not even contain Adsense.

I wish Google would not punish me for something that really does not affect them. I can understand if I was spamming people constantly, but basically they are just hammering me for traffic spikes.

Anyway, I was just wondering if I am the only one who sees this.

LifeinAsia

6:05 pm on Jun 18, 2007 (gmt 0)

WebmasterWorld Administrator 10+ Year Member Top Contributors Of The Month



How is that you think Google is "punishing" you?

People get your newsletter, then go to your site and click on pages (the pages you link to from your newsletter may not have AdSense on them, but chances are the visitors will also go to other pages that DO have AdSense on them). Returning visitors have a tendency to not click on ads, so all your newletter visitors increase the number of page views but not the number of clicks. Everything else being equal, obviously your eCPM will decrease. It's just basic math, not any sort of punishment.

jetteroheller

6:07 pm on Jun 18, 2007 (gmt 0)

WebmasterWorld Senior Member 10+ Year Member Top Contributors Of The Month



Every visitor group has a typical EPC and CTR.

For repeated visitors, like coming from the news letter,
I would assume much lower CTR and little bit higher EPC, multiplied together givitn a lower eCPM.

iwannano1

7:22 pm on Jun 18, 2007 (gmt 0)

10+ Year Member



I’ve opposite experience when ever I send newsletter for one of my site my earning goes up for 2 days :)

Jafo

7:50 pm on Jun 18, 2007 (gmt 0)

10+ Year Member



People get your newsletter, then go to your site and click on pages (the pages you link to from your newsletter may not have AdSense on them, but chances are the visitors will also go to other pages that DO have AdSense on them). Returning visitors have a tendency to not click on ads, so all your newletter visitors increase the number of page views but not the number of clicks. Everything else being equal, obviously your eCPM will decrease. It's just basic math, not any sort of punishment.

That would be fine, if the number of clicks or CTR changed, but the CTR remains basically the same. The fact is, that traffic from the mailing lasts only a day or two, then traffic resumes, yet the average amount paid per click is less.

Jafo

7:51 pm on Jun 18, 2007 (gmt 0)

10+ Year Member



when ever I send newsletter for one of my site my earning goes up for 2 days

My earnings will go up for that traffic spike too, however, after the first day, the payout on clicks nose dives..

LifeinAsia

8:42 pm on Jun 18, 2007 (gmt 0)

WebmasterWorld Administrator 10+ Year Member Top Contributors Of The Month



Is your monthly newsletter going out the same date each month? If so, try varying the date a few days to see if that makes a difference. You may be timing things with major advertisers running through their monthly budgets.

Jafo

9:56 pm on Jun 18, 2007 (gmt 0)

10+ Year Member



Is your monthly newsletter going out the same date each month? If so, try varying the date a few days to see if that makes a difference. You may be timing things with major advertisers running through their monthly budgets.

It doesn't go out at any particular time, just when I get around to it. I have sent it at the beginning of a month, middle, and end.

sailorjwd

10:23 pm on Jun 18, 2007 (gmt 0)

WebmasterWorld Senior Member 10+ Year Member



Jafo,

Sit back and think about the whole process of adwords folks bidding on ads and campaign limits.

If you are sending 1000 clicks to an adword person on one day and then the next you are sending 2000 clicks it is highly likely that G will be slowing down the delivery of some ads. This means there will be less competition and therefore lower resulting bid.

You can't expect EPC or CPM to be a linear thing in relation to rising clicks. Obviously, at some point you'll be taping on campaign maximums and/or G throttles back delivery of some ads based on projected $ spent on campaigns by the end of the day.

Jafo

2:39 am on Jun 19, 2007 (gmt 0)

10+ Year Member



If you are sending 1000 clicks to an adword person on one day and then the next you are sending 2000 clicks it is highly likely that G will be slowing down the delivery of some ads. This means there will be less competition and therefore lower resulting bid.

I understand that. However, a week after the email campaign, I do not see how this affects ad inventory.

dirkji

12:46 pm on Jun 19, 2007 (gmt 0)

10+ Year Member



I was also wondering if there was a relation between my declining ecpm and my mailing list. I removed all links to my site from my mailing list mails, I'll give it some weeks to see how it goes.

- Dirk

incrediBILL

7:53 pm on Jun 19, 2007 (gmt 0)

WebmasterWorld Senior Member 10+ Year Member Top Contributors Of The Month



declining ecpm

The eCPM is meaningless if your earnings are holding up.

Think about this as it's a simple math problem that when you send out a newsletter it brings in a lot of traffic that probably WON'T click on the ads. Therefore, you have the same number of clicks but a lot more traffic so the CTR and eCPM is down but the earnings stays the same.

Make sense?

dirkji

7:57 pm on Jun 19, 2007 (gmt 0)

10+ Year Member



It's actually an autoresponder, so visitors don't cause a huge traffic spike. CTR and traffic stay roughly the same, but earnings are 40% down.

timwestla

1:38 am on Jun 20, 2007 (gmt 0)

10+ Year Member



Jafo, I don't know if this is feasible, but you might try an experiment using another domain and webspace. You could set up a copy of your website at a different domain - for example, the .net version of your .com. Don't include any AdSense ads anywhere on the copied website. Your newsletter could send visitors to the clone, and see if that affects your AdSense earnings.

Jafo

5:54 pm on Jun 20, 2007 (gmt 0)

10+ Year Member



Therefore, you have the same number of clicks but a lot more traffic so the CTR and eCPM is down but the earnings stays the same.

Make sense?

It would make sense except for the fact that I do not get the same amount of clicks, I get more. CTR remains the same. In a couple days, the traffic stabilizes to "pre-mailing" numbers, but the EARNINGS PER CLICK goes down significantly.

Make sense?