Tarps are sails and shade cloth or camo net is less a sail. Monkey huts well built with tarps deal well with wind, especially if the ends can be closed off in big storms. Since silver tarps are a fraction of the price of shade cloth, and shade better, and you have them, the choice is clear.
Suggest touring the playa when you get there, gathering ideas for future structures, making sketches and photos, talking to people. What we do on ePlaya can never match that. (though we have value for planning in advance)
increasing the signal to noise ratio with compassion