For more popularity, you need to make more translations for different branches in different languages.
Yes, it will be the right decision. Although now investors are already looking for promising projects not on the Internet, but at various conferences. Live communication is the best marketing.
That's possible. But there are investors on the Internet, too, aren't there? In addition, this is an online project and all the work of the service is connected with the Internet.
Investors are everywhere, because the world of technology is gradually developing, which is why it is profitable.