Knowing and Walking on the path of Investment

As a common man, we face situations in our lives when we step in saving and investment cycle. But since we need to be assured and be proactive before getting into some trap- what are the measures one should or can take as a NOVICE.

Investment could be in any form and the frauders are good players.

How to get educated and have good overall knowledge as a common man through the help of online learning.

I know there are various things available but it will take a lot to research on the same.

What is your formula or reference point to learn and get educated/updated while making investments?

I am seeking more and more number of replies to have better clarity for my concerns .

Readers please reply....