Placing AdSense On Multiple Websites

Many of the publishers quite ask whether it is good to place AdSense in different websites for increasing money or they should consider just one or two websites for it.
It is really a good question after all we cannot devote our precious time to more than 2 – 3 websites there are some solutions to it.
Outsource the work like link building and content generation to the freelancers there are many who would love to work for you.Just check their ability by their prior performances.
Is it ok to place it on my multiple websites
Yes it is always better to have your AdSense placed at different websites which increases your earnings and better average ctr.