For most people, buying a projector is a significant investment. You need to make sure you choose the right projector before you buy.

Unfortunately there isn't one projector to fit all needs yet. You might need a projector for your business, or for watching movies at home, or for setting up in a classroom. Whichever, it helps to understand the features which are relevant to you. Most people don't!

We've put together a selection of projector advice pages to help you through the process of buying a projector.

• Understanding projector specifications
  
  If you're not sure how bright an ANSI lumen is, or never heard of 'keystone correction', read this guide to get the inside knowledge. It's a feature-by-feature explanation that will make your projector buying decision far better informed.

 
• Projector resolution
  
  Confused by 'SVGA', 'XGA' and 'SXGA'? Click for the full lowdown.

 
• Choosing a projector for home cinema
  
  A low-down on the factors to take into consideration when building your own home cinema and choosing a projector.

 
• LCD vs DLP technology
  
  Impartial advice on the differences between the two main projector technologies.

 
• Wireless projectors
  
  There's a new breed of projectors emerging that are more intelligent, neater and more capable. We've got the low down on wireless technology and what you need to know about it.

 
• Warranties
  
  A brief summary of the warranties on offer, how to improve your warranty, and what to expect if something goes wrong.

 
• Guide to manufacturers
  
  A who's who of the projector market, including information on reliability, warranties, and which manufacturers offer the best value for money.

 
• Projector cables and connections
  
  A guide to projector cables and inputs.

 
• Choosing a projector screen
  
  Everything you need to know about the advantages of projector screens over projecting on a wall, and the different types of projector screens available.