Apart from the obvious need to protect your computer there are a number of other factors that are worth considering when searching for a suitable anti-virus application. Almost everyone will be equipped with some form of online protection, unfortunately though, these products aren't always ideal. For instance, you may be a casual Internet user and use it very occasionally, so there's no requirement for an overblown, expensive anti-virus solution, but you may use it regularly and need a more comprehensive security package. 09 Jan 2009