The most top answer of How can I tell what RAM will fit my computer? reads:

Crucial is a good place to buy RAM and they have a System Scanner (Windows only) to analyse the memory that is present and recommend upgrades.

until I've edited this out to:

You can use a System Scanner from Crucial to analyse the memory that is present and recommend upgrades.

And all other questions related to buying RAM are marked as duplicated of Crucial one.

Question about Crucial.com, really?

Crucial.com gives me 2 answers for memory?

Answers:

If you use the scanner tool at Crucial, you are guaranteed to get the correct memory - otherwise you get a full refund.

Comments are link:

Have you got a link for the refund claim?

Sure do. crucial.com/support/crucialtop10.aspx "Find the Right Memory with the Crucial Memory Advisor™ tool We guarantee that the upgrades you find through the Crucial Memory Advisor tool will be compatible with your system, or your money back."

Another:

http://www.crucial.com/index.aspx

Use the crucial memory scanner everyone is recommending

Another:

I really like using Crucial.com for memory upgrades

And many more. "Crucial.com" gives over 50 results. So I'm wondering, if people at Crucial are get paid for advertising their website? Apart of the scanner, they don't have anything useful.

Can the posts advertising and recommending the products from this website can be re-written and not valuable/useful answers removed?