Network. Seeking a mentor and developing a relationship may lead to further business connections. Another place to start are university outreach centers that deliver peer-based educational programs, events, and mentorship to alumni/students. Here in Chicago, top ranked business universities are a preeminent resource for entrepreneurs at all stages of their development.
I recommend reading Don't Just Roll The Dice, by Neil Davidson. http://scr.bi/c9n8Gu (via Scribd) Great content, and gives insight to the understanding of customer perceptions in pricing decisions. I found it useful for non-software products as well. Also, can you share what type of business the freemium model would be used for?
Very clean, and simple = Time Saver (as opposed to InDesign etc). I'm glad you launched this app, and from one who has studied SaaS - it's a great business model. Kudos. I must agree, the simplicity is something I value. I will refer this to my friends. Keep up the good work, SA.