1. Is a studio making it?
2. Are you making it?
3. If you are making it, do you have money now?
4. How many pages is the script?
5. How many locations?
6. Are there action sequences?
7. Are there special effects?
And so on and so forth. Sorry I don't have a concrete answer for you, but like most things in this industry, there are no rules, only risks.
For more tips and articles by top entertainment industry career coach, The Greenlight Coach, visitwww.TheGreenlightCoachBlog.com
To stay current on The Greenlight Coach's speaking engagements, recommendations, and work success articles, sign up for her free newsletter at the top of the page and get a great bonus 1-hour MP3 on creating powerful business partnerships when you do!