What types of customers have you worked with?
Online ads, Banners, facebook headers, Coupons, Logo design, Business cards, flyers, brochures, Postcards, Posters, other print materials, Tshirt designs, custom illustrations.
What questions should customers think through before talking to professionals about their project?
It is not as easy as it appears to be. However, the good designers like myself, make it appear so.