How effective is guest posting for ranking?

[kalmakuran]

Hello friends,

How effective is guest posting for ranking?

[Fli]

I think it depends on how google is ranking the site where you add article and if the article is well written in english + useful.

[Pijush Banerjee]

by doing guest blogging the site get power full backlinks which is help to get ranking

[cracker]

To get backlink from high authority site..its very effective