Wix in my opinion looks proffesiona once the adsare gone. Thats a nice site mune is zsoftware.tk built with weebly. Yours looks proffesional

Use ultimatewb. It's very good, flexible, and easy to use.

I have made a website for the company I work for, but its not really good, I used wix which is a free site builder, its not very professional (www.redcarlink.com)

I want to make one more professional like (http://www.youngminds.org.uk/for_parents/services_children_young_people/camhs)

What is the best way?