Touch wood... but it's a fact!
If you store everything in your computer/pen drive. Your data will lost if the evil come to you one day.
In today advanced computing. So called "CLOUD COMPUTING" will help resolve your problem. By storing your data on the cloud server will keep your data save and secure. You don't even have to worry about the computer crash.
In the cloud computing, you can even do your work anytime anywhere.
You are not rely on a single computer only. :)
Put aside your traditional accounting or billing software. If you are still using that, make a call if they provide you daily/hourly auto backup? Otherwise, you should get in touch with us to understand how can OP Billing remove your hassle.!
Make a call to 04-3317832 for OP Billing demonstration- without pay for any cent!