your borders are not drawn in, are the lines dotted around the fields in layout mode? Select all of your fields and make sure to apply a 1 point black border on them in layout mode.
As for your checkbox situation, it sounds like you unchecked the box that allows field entry in browse mode. That's in the inspector under the data tab, make sure "browse mode" is checked.
Of course, posting a demo of your file might help us diagnose any fundamental issues as well.
Let me know if that helps