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       << Click to display table of contents >> TRVListInfos.Items | 
    
Provides indexed access to items in the collection of paragraph list attributes (bullets and numbering)
property Items[Index:Integer] : TRVListInfo;
This is default property of TRVListInfos, so you can write
MyRVStyle.ListStyles[i]
instead of
MyRVStyle.ListStyles.Items[i]