There are a few things you need to consider when purchasing a laptop for under $250. The first is the processor. A laptop with a lower-end processor will be more difficult to use and will require more time to start up and be more reliable. Additionally, it is important to consider the size of the laptop. Laptops that are smaller or smaller in size will be more difficult to carry around and will not have as much storage. The second consideration is the graphics card. A good graphics card will be necessary for gaming and will also be necessary for many other tasks that require a high level of graphics. The last consideration is the battery life. A laptop with a longer battery life will be more reliable and will be able to last longer in between charges.