No one is an expert in the market. The market is like a classroom & we all are learners of this classroom. In markets there is only 1 tutor - the market itself. We in this community help each other to learn & make money in the markets. However both Investing & Trading is important to make money.
Investing is needed to multiply your capital over the long term. 
Trading is needed to earn short term profits & survive the markets. In this community we have a combination of both.

Guidelines for Investing :

1. Buy only those cos which u understand.
2. Buy cos having a strong moat.
3. Have a deep look at the management before u buy.
4. Have a look at the valuations.

Guidelines for Trading :

1.Whenever Market is High It Will Fall
2.Whenever Market is Low, If there is no external Factor, It Will rise
4.Don't make huge investments
5.Keep a strict trailing stop-loss always.
6.Don't listen to analysts on the television.