Although an increasing number of ECB brokers do now allow trading in Microlot sizes, a few still do not,
so it could be an issue if you prefer to trade in Microlots.
In the above example, on the EURUSD,
you buy 1 Microlot and sell 1 Microlot at the same time,
then, if the pair goes down 10 pips, you place an order to sell 3 Microlots and buy 1 Microlot.
In the above example, on the EURUSD, you buy 1 Microlot and sell 1 Microlot at the same time,
then, if the pair goes down 10 pips, you place an order to sell 3 Microlots and buy 1 Microlot.