I found a new web app for iOs and Android called Feature Points. It's great, all you do is download free apps, some of which are actually good apps) and get point for opening them for 30 seconds, I easily earned 1000 points in my first day and there is no shortage of apps to download. The first one called 'flick points' gives you 4 points for each 30 second video you watch and they link together. Use the code below for a 50 point head start!
Here's a websites that I have found helpful that offers advice and several ways to earn free amazon gift cards. He describes each way with examples and his experience. One of them is giving away $10 Paypal GC for signing up right now