Appreciation is a type of Thanks. Thanks is a different concept from Please. Please is related to Speaker. Speaker is related to Radio. 
Advertising is related to Agency. Agency is related to Cross. Cross is related to Tea. Tea is related to Green. 
Appreciation --IsA--> Thanks <--DistinctFrom--> Please <--RelatedTo--> Speaker <--RelatedTo--> Radio 
Advertising <--RelatedTo--> Agency <--RelatedTo--> Cross <--RelatedTo--> Tea <--RelatedTo--> Green 