Fhood if you are selling products or services on your website and accepting payment via Paypal you need to install a Paypal plugin. The one I like the best is "Easy Paypal Payment Accept" http://wordpress.org/extend/plugins/wordpress-easy-paypal-payment-or-donation-accept-plugin/

Thanks for the info.

Start with what interests you and then check out keywords. Keywords and phrases. If you can find good matches then it is a go.

https://my.wealthyaffiliate.com/training/how-to-reveal-590-000-niches-in-minutes

I should have said the best place to find niche for website.