thanks for requesting me again. Not sure how to best navigate the bid/proposal aspects under existing site rules, but please share the V14 file as a new starting point and describe your current scope of work; then let's take it from there?
I'm afraid I'm going to have to pass on this one. I just don't have the resources (i.e. time) at the moment to delve into it.
The question will be open to other experts who may decide to contact you.