SEO Experts India is very effective, especially for competitive keywords. But you definitely need to have a good website. If you dont have great content and only spam (spun, duplicate, cheap, low-quality, any of that) then no SEO service in the world can do anything for you.
But, if you have a decent website or a completely original one with fresh ideas and services, SEO services will boost it for sure.
Back to the topic. My experience with this company was very practical. I am a person who clings onto the service provider. I like to see details of what theyre planning & doing on my website and I observed their working style was very clean and transparent. I saw them use many practices I didnt know of. If you run a respectable website, SEO Experts is a good service provider for you, especially for competitive keywords & phrases.