17 Jan US pre-opening (M30)

17 Jan US pre-opening (M30, Intraday,)

Weakening of demand observed, with possibility
of short on test of recent high

Plan:
1) If channel's supply line becomes resistance,
e.g, price close below channel supply line, and
is resisted, look for short.

2) If price close above channel, and price shows
support, look for long.