Official Google answers to common SEO questions

All questions with the tag “PageRank”:

	Question	Views
1.	How much weight does the number of years a domain is registered have on your ranking?	2,821
2.	Can you verify that Google is putting more weight on "brands" in search engine rankings?	2,480
3.	What happens if I link to a good page that later becomes spammy?	1,771
4.	How does Google use human raters in web search?	1,630
5.	Do tag clouds help or hinder SEO?	1,455
6.	Links from relevant and important sites have always been a great way to get traffic and acceptance for a website. How do you rate links from new platforms like Twitter, Facebook to a website?	1,361
7.	Some people are under the impression that blogs are good for SEO only if they're updated frequently. How much does frequency play into PageRank for blogs and other dynamic sites?	1,349
8.	How would a photographer gain any significant PageRank for his or her site when the subject that really matters-images-has no anchor text?	1,298
9.	How can I make sure that Google reaches and indexes pages that are on a lower (deeper) level of a website?	1,285
10.	Is it good to put a "coming soon" page for new domains?	1,254
11.	An SEO suggested that I take all the content on my Twitter page and auto-feed it into a section on my website. Will this really help my site's PageRank?	1,228
12.	How can linking remain a major part of a search algorithm when the majority of internet users are unable to post a 'followed' link on the World Wide Web?	1,212
13.	Regarding "nofollow" on internal links: Does it hurt?	1,197
14.	Does Google value its own links for PR/Linkjuice?	1,182
15.	How much of a difference does the number of levels in the URL make?	1,172
16.	Many SEOs are obsessed about your speed comments, but I get the feeling speed will be a very minor component in ranking. Am I right, or should I be obsessing about load times as well?	1,168
17.	What are your views on 'PageRank sculpting'?	1,152
18.	Is there a limit to the number of pages that Google will index from one site?	1,152
19.	Is it a good thing to put 'nofollow' in links to a disclaimer, privacy statement and other pages like that with the internal PageRank in mind?	1,141
20.	I see so many people asking "Will this increase my PageRank?	1,102
21.	Is it OK to sell links as long as we use the nofollow attribute?	1,091
22.	I'm trying to make my site faster, but I noticed that Facebook widgets slowed them down. Should I remove them?	1,082
23.	Will DiggBar create duplicate content issues?	1,078
24.	I'm seeing Google PR for some Twitter profiles, even a PR of 4 for someone with less than 50 followers and 100 tweets, whereas for some more meaningful profiles there is no PR. Does PR of Twitter profile pages matter?	1,078
25.	Does Google treat links in footer s differently than links surrounded by text (e.g. in a paragraph)?	1,072
26.	Is it true that domains registered before 2004 have a totally different way of getting PageRank?	1,068
27.	If we were to syndicate my written content (entire articles) to multiple domains then would we be able to use the imminent cross-domain <link rel="canonical" tag to confirm which site we would like to index for a given piece of content?	1,037
28.	Does PageRank take into account cross-browser compatibility?	1,030
29.	Last year, one of my client's web servers when down for over a day. Would this have affected the site's PageRank at all?	1,026
30.	Websites lose backlinks due to other websites going out of business or closing (Geocities, AOL member pages). Does Google remove the back link juice that once came from these pages?	1,025
31.	On your WordPress.org blog, (mattcutts.com), why did you switch from domainname.com/year/month/day/sample-post/ to domainname.com/postname/?	1,009
32.	What are the factors that go into determining of PageRank of a Twitter page, e.g. it is the followers, backlinks?	986
33.	On what basis are you increasing the PageRank for each PageRank update?	963
34.	Can I use robots.txt to optimize Googlebot's crawl?	957
35.	What factors influence a video universal result in Google?	945
36.	Are different sites treated differently?	887
37.	If you have inbound links from reputable sites but those sites do not show up in a link:webname.com search, does this mean you are not getting any 'credit' in Google's eyes for having inbound links?	180

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