Give each watchlist candidate a reason, a trigger and an expiry for the idea. Inclusion alone is not an instruction to trade.

Test commissions, spreads, slippage and other costs before treating a small gross advantage as a usable trading result.

A loss and an equal percentage gain do not cancel each other. Work through the arithmetic before making a recovery plan.

A strategy’s winning percentage needs context: average gains, average losses, costs and the size of the sample.

Position-size calculations are useful, but gaps, leverage, execution and shared exposures can produce losses beyond the plan.