With regard to my current series on the issue of Tradition, especially the Eastern concept of Tradition, here’s an interesting article with some helpful guidelines in considering something – like historic Christianity – which might be outside of your current box: Ten Steps to Avoiding Knee-Jerk Theology.
At first glance, this seemed like just another example of why evangelical theology is what it is, but then I realized that these points are, indeed, valid if we want to grow theologically.
[Note: the comments to the linked article provide a great example of why church Tradition is, indeed, of importance.]