Learn the 3 bar inside bar strategy or harami bar setup.
Always trade during high liquidity and volume times of the session, which is end of Tokyo to end of London (12 hours).
Look for all patterns to trade at resistant and/or support areas, which are at quarter theory lines on charts (see orange lines on charts). You can you tube or google Quarter Theory, for more information.
This is one of the best strategies to scalp, day trade or longer on 15 minute or on higher time frames.