Best way to flip more ETH. Using a 3% strategy could balance the risk among different projects.
Of course choosing a good project is the key. Don't invest in mostly likely scams.
The hardest part is to choose the right project. There are so many ICOs out there. Many are shitcoins.
If you want to invest in ICOs please plan to spend alot of time researching. Many outstanding ICOs begin to implement whitelist. ICOs that are easy to buy are general not good.