Which is the best indicator?

The right indicator depends on how often you trade some are for 1,5 minute frames and others are for longer time frames the important thing is knowing when to use which. As you are a beginner, read and follow the ones you understand most since there are some very complicated ones and then come the combinations, which are for non beginners. Here is a list of some of the most popular ones. http://www.tradeviewforex.com/15_most_important.html

The best indicator is price action itself, especially at potential support/resistance...

Suggested reading...
http://www.forexfactory.com/showthread.php?t=86429

and/or

http://nobrainertrades.blogspot.com/

Hello it is good to see a thread like this, but it lacks information. I was trading this morning and I came across a situation what happens when the actual trade I s below the S3 line.

I am not really an expert here but I can give advice on this situation, you can’t use them lines no good for nothing since they already violated the trend.

In this moment they are under support 2.