There are some good coins/tokens on the market with a great potential but finding those should be your own job. Not doing your research and always listening to self called "crypto influencers" may lead to lose of your money. Find a couple that you are interested in and spend some hours with the community on the official social media platforms.
Usually it is turning out to me more profitable that way.
It is very difficult to predict the future potential of the coin because a lot of new coins appear every day.
But it is necessary to check everything and carefully study the product that projects offers.
The best way to get free tokens is to participate in its airdrop like this
https://twitter.com/CairoFinance/status/1506234326853238791