When you are going to make money with Adsense, you should consider making various niche websites that you think you can bring a lot of traffic with. One of the niche that you can consider is the data entry jobs niche. There are a lot searching for online data entry jobs without investment. You can take that for a start. It is a long tail of the main keyword and you can easily go up the SERPs if you have the right tools for SEO.
Online data entry jobs without investment is not yet highly saturated and you can still join the competition for this long tail.More and more searchers are looking for this job and they are very much concerned in the without investment term since there are a lot of scumbags in the internet today preying in the newbies especially in the data entry jobs niche.