2. Yes the style determines what midi/RTs are used as these are define within the style. You can create/modify a style but try to find one that suits your need. There are blank styles that can be used to 'make your own' but all instruments must be defined including RDs.

3. Use the RT Picker dialog to assign your RTs to a song. It is the little sax icon next to the drum icon. Once there, your RTs will appear and you can pick and choose parts and instruments.

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