If you support 2checkout I would be able to use it in Bolivia, and many other latinamerica developers will also be able too.

Hiring freelancer for most international clients is more appealing if they are from other countries than USA, Canada an UK, for several reasons: like price, diversity, time availability, work culture etc.

... I'm sensing that someone will say that hiring freelancers from USA(or the first world country of your choice) has more advantages. The fact is that most of the long lasting freelance market is outside USA