Rates can be set to be one value per FM or one value per switchPosition
In the relevant menu (rudder for rudderRates, ...) you can set whether the switch is active for each flightmode.
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Expo can be set to one value per switchPosition or no Switch at all.
if set to a switch, it will apply an EXTRA expo to the default expo per flightmode of 25% or 50% on the switch mid and switch down mositions.