How to be paid for your opinions
I am all about the side hustles and all about research, so I have always thought that getting paid to provide your opinions is a great way to make a little extra $$$. You can join online survey companies who pay you (typically in paypal or vouchers) for your time and sometimes provide you with new products to try out! Also some companies have research panels where you can provide your details to be occasionally contacted to be involved in interviews or focus groups.
I have listed a few of the companies I am aware of and have tried out: