I recommend a lobbyist produce an updated 4-column document to support their advocacy on a legislative file.
In case you are looking for a copy of an example, here is a recent file, from the PPWR.
20240406-4Columndocument
All you need to do, is add your compromise text in the 4th column (Draft Agreement).
It is helpful to add a short explanatory note explaining the reasons for your ask.