Computers are machines and we overload them with work, especially when we are at work, how do you keep yours from crashing :
4 tips to keep computers from crashing :
1. Don't play audio or video for long while working.
2. Back up your data regularly.
3. Notice signs like an erratic mouse or hissing of audio.
4. Shutdown if you sense overheating, though do back up before you hit the "turn off" switch.
Your computer is your most valuable resource for information, data and internet, keep it secure from viruses, an erratic mouse could also be a sign of virus. Tell tale signs are giveaways of a badly maintained computer, look after the battery of a laptop and take the cable off when fully charged. Replace a laptop when it gets old, for instance 3 years.