You’ve addressed the problem, sure, but before anyone will accept your solution, you need to show you've taken the concerns of others to heart. To do so, you’ll need to Establish criteria for a good solution that will appease everyone involved.
Propose a plan of action. Make sure it’s clear to your readers not only what you’d do but how you would do it. Clearly describe your solution so that your audience can imagine what it will be like. Address the potential arguments your opposition might have to your solution. Let your audience know why they would be satisfied with your approach.