Proxies can be purchased free on the web like from :- www.hidemyass.com .
You can get proxies and feed them in your browser.
To complete surveys it is very useful and working to get the offers.
Like If you have to complete a survey and the offers are available only in a unique country like INDIA.
Then proxies are going to help you..
Now for many people after getting proxies think how to use it .
Then see this post you will get the point that how to change proxies in Firefox.
After getting the proxies open Firefox. And click on tools >Options.
In the smaill windows appeared click on Advanced >Networks >Settings...
Click on Manual Proxy configuration and enter the IP and ports and you are done.
Now you are done with your proxy.
If you want to see how to change proxies in Chrome Click Here.
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