Google Penguin update

I post 2 links that seems important for me. It appears that must change backlinks tactics at great extend. It appears useless to get ton of backlinks with the same keyword?
http://www.apexpacific.com/blog/sear…gy-and-more-2/
http://www.micrositemasters.com/blog…ways-to-do-so/

See original post by rigaconnect