| By setting just the screen to power off if not used for around 10 minutes means you could extend the screens life by quite a way. Hardware Care
Keep the laptop clean by using a damp kitchen towel to remove any dust or dirt. Use external devices such as an external keyboard and mouse, even an external monitor if possible. If you look around you should be able to get a docking station or port replicator for your laptop this will enable you to plug any devices directly into this, then you simply place the laptop into the docking station, this means you don’t need to remove or plug all the devices into the laptop every time you need to use it or remove it. It’s a good idea to periodically ensure that all vents are free of fluff and dust as this can build up over time causing cooling issues. More on this Using a laptop as a desktop with a port replicator  Software Care
A really good, but much overlooked way of caring for your laptop is preventative maintenance, this involves. A disk cleanup to remove temp files. Defragmenting the hard drive, this will ensure all files are stored in one location as opposed to being broken down and saved in multiple locations, which makes loading times very slow. Checkdisk, Windows comes with an error checking application called CheckDisk or CHKDSK, this will check to make sure Windows has no problems and can be very useful in fixing problems before they can actually start causing bigger problems. A good registry cleaner which will remove any invalid registry entries. For more on caring for your laptop - choosing the right case is a must Cleaning your laptop from top to bottom | 
