Not dressing the part. A well-fitted suit confirms that you mean business. And if your look hasn't changes in the last five to 10 years, it's time for an update ­ or else your image will communicate "I'm out of date."

Improper Hygiene. The "I just rolled out of bed" look is best kept out of the board room. A good shave and well-manicured hands and nails demonstrate your attention to detail.ntion to detail.

Wearing the Wrong Watch. Sports watches are named that for a reason. Unless you work in an environment where sporty attire is acceptable, fasten on a sleek timepiece to communicate style and class.

Overstuffing the Wallet. If it's worn-out, ripped, or falling apart, it's time for a new one. And if it's stuffed like a Thanksgiving turkey, clean it out. Order in your wallet reflects order in your life.

Mismatching Shoes. A common mistake is wearing casual, thick soled shoes with a suit. When you're wearing something tailored and refined, your shoes should reflect the same. Well polished shoes speak volumes about your credibility.

Have at least one pair of plain, lace-up shoes in black or brown. You can dress them up or down if they have a thin sole. Alternate your shoes everyday to let them breathe. If you wear only black or only brown you have two pairs for alternate use.

Get A Crisp White Shirt. It's a basic and a classic and is appropriate for every occasion. If you find a plain weave boring, get one with texture.

Invest in a very nice Belt Purchasing a high-quality leather belt that reverses to black and brown till last years and will help pull your outfit together-not to mention match your new dress shoes.

Get A Trendy Shirt. Purchase a few fashionable shirts with each season's interesting designs and textures. Shirts with cuff links are in style even with out the cuff links.

Choose the right Trouser. If you're thick around the middle, you'll want pleats to give you more room. If you're in good shape, flat fronts will compliment your shape.