Adwords Double Serving Policy used to be very stringent before the start of 2009.
- Advertisers were required to maintain one single account, to fecilitate automatic one ad per keyword.
- If you have multiple stores all of which could be advertised on same keyword. you could advertise for only one of them.
To protect trust in Google, and to provide a quality experience for our advertisers and our users, the double-serving policy is strictly enforced. Exceptions are granted only in very limited cases. Advertisers seeking an exception to Google's double-serving policy are required to contact AdWords Support.
When reviewing requests, we focus on the preservation of a unique user experience for each site, and also take into account the following:while adding these exceptions, Google also maintained preservation of Unique User Experience. Click on the screenshot on this page to find some of the apparent violations. You may also just run a search query on google.co.in for - hotels in delhi, to find some new innovations for compromising this rule. Is it the Global Economic Recession impact on Google's Policy!
The destination site for each ad offers different products or services (for example, a large manufacturer with two product sites, one solely for stereos and one solely for computers, both running on the keyword 'electronics')
The destination site for each ad serves a different purpose (for example, one site focuses on product information only, and the other site focuses on product sale only)
Any product overlaps for each ad's destination site are not significant enough to affect user experience
The pricing difference offered by each site is significant and based on the same criteria (for example, if one site includes pricing with tax, the other site must include pricing with tax)