1st of all you Need to learn and research a lot before you start, that's most important. You need to be familiar with crypto in general then you will find alone which currency is interesting for you and why. Over time you will see that a lot of things will be clear to you which is not now. so... learning learning and learning is key to success!!!
Don't be lazy!
Yes research is the key in every success always read more information about trading, being lazy will make you poor and trading is not easy that you could always gain profit every day this is risky and have possible of big loss if you are lack of knowledge.