This has been covered on several other forum threads. Please
search for answers before posting. I'm not sure if the other posts are up to date with the latest release so I'll answer this anyways.
Open up
config.php
Find:
PHP Code:
define('votes_to_publish', 5);
Replace 5 with how many votes it should take to publish a story on the front page.
Config.php is used for many other configuration options, so read through the file to see if there are any other values that you need or want to change.