Re: Missing Page

It seems that this on/off appearance of URLs in SERP
happens because of updating/synchronizing of
Google databases.
The usual advice for better search results is: have valid HTML code,
good quality inbound links, good quality content, etc.

jwalsh98 wrote:
> I added Google SiteMap for my site http://www.casino-ratings.biz , a
> couple days ago and Google added another page to the SERP. Yet when I
> look two days later the pages are now gone. I am very new to Google.
> Is that common and should they come back in theory?