They will be offering a great service. Sending and receiving from anywhere in the world would be really helpful, only question is how soon are they be able to provide it. I've also read that they will eventually operate with any digital currency or token, so the service won't be limited to Bitcoin.
PS. Is their site really slow or it is only in my end?
Looks like they are only allowing GBP to Indian currency, Nigerian naira and Indonesian currency. I think this concept will be limited to few countries where there is no any strong anti money laundering policies. Sooner or later government might cause problems for services like this one.
Just as of now. But reading about them in the site, **Cashaa is a P2P marketplace powered by the Blockchain
to transfer cash anywhere in the world. **