There are loads of graphic designers specializing in various computer graphic areas.
Many of them are associated with large design companies, while others prefer to work freelance for various clients.
Usually designers are wide open for new challenges when it comes to create good looking arts and designs.

So when should you start looking for graphic designer for hire?
Well you might be a person who needs some little nice looking project which you want to be unique and different than anything else around. Maybe you are a person who is busy running a business not having time to manage visual side of it by yourself and needs for instance advanced design of website or advertising material.
No matter which of the above persons you are, you definitely should hire graphic designer.

By letting him do the work for you, you make sure that the project will be professional and you will save a lot of time which you can spend on other activities.

When it comes to hire artist or graphic designer, you should look for one who represents particular skills in the computer graphic category which your expected design falls into.

The easiest way to do it is to browse portfolios of different artists in order to compare their work and style with your own expectations. Then select a few ones in order to further narrow results to only one designer whose portfolio suits you best.

The pricing might be different. While one designer will charge per project another one will set the rate per hour. Both pricing methods are good as amount of time and effort that designer puts into project should be much respected. Professional graphic design isn't an area where you should battle for big price downcuts if you are looking for quality.

Respect all the above, appreciate the talent and hard work of designer and you will find the one who will beauty up your business.