Hello spadhaa. this praveen. i'm an adwords expert. google adwords is one of the top online advertising company.defintly it will give good result. if you want any help PM me THNQ
If your website is about hungry for Leads/sales/signups/conversions/ then yes. Adwords or PPC will be a vital component... Other than that, For a new website or business adwords has been proven to build their brand online