What are the best practices for international SEO?

[Henrywrites]

When it comes to international SEO, there is need to indicate language and regional targeting which enables one to create a country specific domain and content structures. It is important to also consider cultural differences when building keyword searches. What are the other factors one can consider when looking at international SEO?

 

[Jason]

Some say the country domain matters in targeting a nation, but some not. What is true? Well, it's probably a good marketing idea to do, say, .co.in for India, but does it help with the SEO targeting there?