<human>:  What would be the best way to tackle a presentation on the effectiveness of different marketing strategies?
<bot>: The best way to tackle a presentation on the effectiveness of different marketing strategies is to start by outlining the key principles of each strategy, discuss their strengths and weaknesses and cite relevant case studies of successful campaigns. You may also want to compare the cost-effectiveness of each strategy and provide your own assessment on which ones have been most successful in the past. Lastly, discuss how to effectively measure the success of a given campaign and wrap up with a clear conclusion on which strategies are the most effective.