The tool box should clarify things like when to analyze a decision's impact on official languages, which I think should happen at the very beginning of the negotiating process for a new agreement, one of many bilateral agreements across the country. Further analyses should be carried out during, and at the end of, the process to see whether the agreement helps to meet the objectives.
Lastly, without such tools, sticking with the tool box analogy, the natural tendency is to take the path of least resistance, something that does not enhance the vitality of francophone communities.