There are many reasons that someone think of website redesign for instance:
Time being your business has grown and you need some extra features and functions in your website.
You want fresh and modern look and feel of your website
You need to use the latest technology in your website like web 2.0
You want to give your website a professional or corporate look.
You are not getting enough traffic on your site
You are not getting enough inquiry despite the heavy traffic
Your conversion ratio is low so you don't have enough ROI
Your competitors have updated their sites and you are lagging behind
Your website is not SEO friendly
You are experiencing navigational and other problems at a time
Your website is not loading fast
It is not compatible with latest browsers
You don't have good accessibility to all screen resolutions
CSS is not used
If you experience any of the above described reasons just think of redesigning of your website. The next question that might come to your mind is then who is gong to do this work for you at an affordable price. You are right; you cannot hire a designer permanently for this work only. You will have options to go to a company who does such a work. There are plenty of outsourcing companies who do website redesigning. As per my opinion outsourcing is best because you can save money with them. There are currency differences between developed and developing countries and you can get benefits from it. Outsourcing companies have plenty of talented designers. They need not to go to hunt for a graphic designer or a coder separately they have well-established teams of all necessary members.
While you redesign your website then take care of following matter:
Search engine visibility is an important factor for the growth of your business so be cautious about it and use all Meta tags properly. Use good titles, description and keywords. Your pages must generate SEO friendly URLs.
Use good graphic design so you can make your website attractive in the eyes of your clients. Good graphic design can attract more clients and keep the visitors for longer duration on your website thus you can improve your conversion ratio considerably.
Remove all table based design and use CSS. Modern technology always plays its part in the business, so use all modern and latest technology in redesigning of your website.
Your website must be compatible with cross platforms means it should run with any operating system.
Your site can be seen on any browser so keep it multi browsers compatible
Your visitors have different screen resolution so your website must be seen well at any resolution.
Your website should have enough call to action tricks so you can tempt your visitors to buy your products or services.
Your website should have unique appearance so you can differ it from your competitors.