How to backup contacts and sms messages from Acer Liquid Z2 Z120

PhoneCopy.com is a web service which is free for personal purposes (with few limitations). This tutorial will show you how to backup your data from Acer Liquid Z2 Z120. The whole process can be completed in few minutes.
Download PhoneCopy for Android to your Android phone, which you can download free of charge. After downloading and installation, go through following steps.
Backup contacts and SMS from your Android
Run the app and create new account. You can check which contact databases you want to backup and synchronize. You can do multiple choice.
After successful login, press "Advanced & Account". Select "One-way sync" and after choose "This device >> server".
Contacts from your Android phone will be copied to PhoneCopy.com server in few seconds.
From now on, your contacts are protected. If anything happens to your Acer Liquid Z2 Z120, simply log into PhoneCopy to access or restore your data instantly.
Some additional tips:
It is a good idea to run a sync before any major change, such as a factory reset or an OS update. That way, your contacts are always protected before anything unexpected happens.