Welcome to MobileRead, Puffball. RTF formatting is largely a matter of preference, but there seems to be a consensus that might be helpful to you as a general starting place. You can find the details in the
Wiki.
I'm glad that you've found useful info 'round here. You probably already know that there are a couple of folks willing to purchase ConnStore gift certificates on the behalf of others, that is if you just really want to use the ConnStore.