Complex sentence: Revenue from monthly user fees and compost sales are used to cover ongoing project costs and to showcase the potential for private sector involvement in the provision of affordable and sustainable sanitation services in the world's most impoverished and water-scarce communities.
Split into simpler sentences: Revenue from monthly user fees and compost sales are used to cover a part of the ongoing project costs. This project shows the potential for private sector involvement in the provision of affordable and sustainable sanitation services in the world's most impoverished and water-scarce communities.