The value of each cryptocurrency depends on its usability, supply and demand. The more widely a cryptocurrency is used, the more the demand for it increases, thus raising its value.
I think if you open a webpage where people can pay only using Dash, where anybody can offer their products or services it will increase its usability, something like Amazon, olx, mercadolibre... but you have to pay with Dash.
Dash is aimed for an instant payment solutions plus some additional features.
There are already like 5k merchants where you can spend Dash.
Visit discoverdash.com to check it out.