Complex sentence: The Certificate IV in TESOL course is not available to Registered training organisations as an'off the shelf' training package by the Australian Qualifications Framework, therefore, there is some variation in content and delivery format.
Split into simpler sentences: The Certificate IV in TESOL course is not available to Registered training organisations as an'off the shelf' training package by the Australian Qualifications Framework. Therefore, there is some variation in content and delivery format.