For many of the laptops which have been developed over the years to provide reliable performance levels, they have surprised people by lasting as long as some of the have. If you were to ask a random selection of people about the projected lifespan of their laptop computer then they might say that it would not be all that long. The reality is that this has a great deal to do with how the computer is taken care of over time. Obviously a well taken care of used laptop will have a far greater chance of working far longer than one which was not so well taken care of.
When the more popular laptop models have been around for a while, people seem to get used to them, yet the really good ones are thought to be well worth keeping longer than what some folks normally would do. However there are quite a few computer users who will actually trade off or simply sell their used laptops because they want to have the latest models which have been released. The reasoning behind this can be traced back to not the performance of the laptop, but the fact that the person just has an intrinsic need to have the absolute most cutting edge technology which has been released.
For the people who fit this bill, they are often in quite a hurry to acquire the newest features that are available in notebook computers no matter what the cost. Often the price tags for these are surprisingly high compared to what more modest examples will fetch. When a person like this needs to get their hands on the latest machines they are usually going to trade or sell the old laptop. Sometimes if the computer really is a bit older, then they might be sold as used laptops under 100 dollars from the original owner who simply wants a fast sale. Some of the really great buys have been had based on scenarios such as this. Although the used laptops were actually worth a whole lot more than simply $100 in the end, at least everyone seems to wind up happy with the transaction and that is all that really matters when it is all said and done.