The Evansville Otters GM was quoted recently in an article about players contacting the team. They wanted opportunities to play in the Frontier League.
Here is a post with a link to that article explaining why players need to take the initiative if they want to continue their pro baseball careers with an independent team:
There are several good books about the independent professional baseball leagues. You are welcome to see a list of suggestions through this link: Books Get notified of upcoming independent baseball tryouts from either of these services: first service or the second service. Prospective players can find some helpful resources here We will be providing a growing list of possibly helpful tips and suggestions on various baseball information. This will range from "how to" information about baseball skills all the way to helpful information for casual baseball fans. Please click the link for more information: Tips And How To Information