The key to choosing items for your business wardrobe is to think about the dress code for your workplace. Some work places adopt a business casual look while others are strictly professional. No matter what you choose to wear it should follow the basic dress code. Also, not matter what type of atmosphere you have at your office you should always be dressing yourself conservatively. Another key to dressing for success is paying attention to the little things. Your outfit is not the only thing that plays into your look. You also need to consider your makeup and fragrances that you wear. Also think about your hairstyle.
Again, as with your clothing, always take a conservative approach. You can still interject your own sense of style into your wardrobe so that you not only look professional, but comfortable. If you feel uncomfortable in your clothing this will effect your image. If you are a bit of a free spirit then add a cute broach or necklace to your outfit. You can find many professional clothing options in many different styles. Choose what fits right on you and what feels right to you.