I created a new model for wall signs which fills out their wireframe outline when targeted as to be consistent with most other blocks. The sign itself looks fine, but its size results in the text becoming invisible due to being engulfed by the sign model:

As such, clipping into the sign is required in order to read it:

The ability to somehow configure where text appears on signs would alleviate this issue as the text could be moved outwards to be visible again in cases like this.

This standing sign model I made faces the same problem, alongside the fact that the text appears too high: