Backup copies not only apply to your personal computer systems but are, in fact, more important to your website. However, you can control many aspects of the backup of your personal data, but for websites, you can often depend on your hosting provider. Most Web hosting in Karachi providers offer free backups, but these are variations of this theme. For example, some may require you to perform the backup procedure manually, while others may do so automatically and ask you to contact your support team if you need data restoration services.
A good example of an excellent backup system is the one offered in A2 Hosting.They have two important features: rewind site and drop my site. The first allows you to revert your site to points previously saved in time, while the latter allows you to back up your data offline. Call it double insurance, if you want.