Here is a Report that will loop through Table Information. Running on the customer license it will find all tables that are out of license containing data and give you a SQL script to execute that will delete all data from these tables.
USE [CRONUS International Ltd] GO DELETE FROM dbo.[CRONUS International Ltd$Payroll Cue] GO DELETE FROM dbo.[CRONUS International Ltd$Banking Card Process Setup] GO DELETE FROM dbo.[CRONUS International Ltd$Banking Card Type] GO DELETE FROM dbo.[CRONUS International Ltd$Banking Collection Agent] GO