Trendlines are very simple yet very powerful technical analysis tools.
Trendlines are a powerful leading indicators that you should learn how to use effectively.
Trendlines are drawn by connecting two higher lows or lower highs.
Surprisingly price seems to obey and respect these trendlines.
Most of the time you will find price respecting these trendlines and bouncing back from it.
When a trendline breaks, it means start of a new trend in the market.
Watch these videos that explains in detail how you can use these trendlines to make better entries.
Price respects trendlines on all timeframes. So you can use trendlines on M1, M5, M15, M30, H1, H4, D1, W1.
Using trendlines will make your system very simple yet effective.
You can predict in advance the levels where price will bounce using a trendline.