Earn Free Google Credits:Google Opinion Rewards

Everyone likes getting things for free .Earning them by doing tasks instead of paying for them.
Getting Google Play credits for free !!?Why not it's not any exception to the rule.

Its Google that is giving away the free store credit and all you have to do is go through some Surveys and earn your Google Pay Store Credits and use them to buy Games, Applications,Books and Movies.Everything that is available on the Google Play.

How to Begin With ?

First you'll need to install an app called Google Opinion Rewards which's free of course.
Then go thorough a quick initial survey which will tell their system about your interests and kind of surveys you will be interested filling afterwards .

After that you will receive survey once a week that you can fill out.Doing so you earn $1 USD in store credits which you can use immediately to purchase stuff or save and build up credit amount.

You will receive a notification when a new survey is available to fill out.

NOTE: THIS AVAILABLE FOR RESIDENTS OF the USA,AT LEAST FOR NOW.

Androexpert