No you do not. However, you would be wise to do so. Competition within this field is keen, therefore you should give yourself every advantage. A solid education within this area would be beneficial.
Not university, only a community college of two years study is the norm.
If you want to be an interior designer, there are a few schools in Central California that offer beginner interior design classes. First go to local colleges to see what course offerings they have.
architect
anywhere from 2 to 7
With all the great resources for do it yourself projects available online you can easily do it yourself now and save the cost of having to hire an interior designer. To see some of the do it yourself designs go to http://www.interiordesign.net/
To find the right interior designer you should interview several of them. You want to ensure that they understand your intent when discussing what you would like your rooms to look like. In addition you should ask them for references and samples of their work.
Fidm fashion institute of design and merchandising amazing school
You can't just become an interior designer if your a man, you have to be born with a flair, most people call this gay or queer.you look at women as friends rather than potential lovers. If your female, then it's easy, you just go to college to learn.
Great places to go for interior design ideas are hardware stores, for example, Home Depot. You might even be interested in looking into an actual interior designer for perfect ideas.
While some certifications for interior design require a 4-year degree, many can be acquired with very little effort at all. As in everything, researching the qualifications of your designer will go far in finding the right person for you.
I would definitely go for Gucci Sunglasses or Chanel Sunglasses. They have their own class and style.
depending on what type of fashion designer you want to be because there are many schools that you can go to