Before deciding on which marketing channels to pursue. You should think about the your target objectives, what resources you have available to you (money or people) and which combination of marketing strategies can achieve your goal.

Your strategies will depend on user behaviours, resources available, and product positioning. Whether to achieve your goal virally via social, or deliver value through content, will depend on your product/service.

It would be best to chat with a marketing strategies to help understand and identify which combination may be the best fit to your situation. Be happy to discuss more on a call to help you determine an overall strategy.