Which is the best way to do SEO on drupal or on www.domain.com

I’m trying to work out for my website it’s about architectural and interior design .

Which is the best way to do SEO on drupal or do it on personal website.

I find that it’s pretty much easy and useful function on drupal but i do already have my www website done and do not want to redo it again.

it there anyway that i can somehow intergrate my current function on my website with drupal

any suggestion would be appreciates

D


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