Growth is supposed to be the good problem. In practice, a lot of founders find that growing without a roadmap just means doing more of everything at once, and eventually doing all of it worse.
Revenue, client count, retention, market share, they are not all equally important at every stage. Before building a roadmap, get honest about which single measure actually tells you whether you are winning right now, and build the plan around moving that number. Everything else is secondary until that one is under control.
Sequence, do not stack
The instinct when things start working is to add: a new offering, a new market, a new hire, all at once. Growth that lasts usually comes from doing one of those at a time, giving each enough attention to actually land, rather than spreading thin across all of them simultaneously.
A roadmap without review points just becomes a plan you forget about. Set specific moments, every quarter is usually enough, to actually check whether what you are doing is still the right thing, not just whether you are busy doing it.
The fastest way to stall growth is to let a new initiative quietly drain resources from the part of the business that is actually paying the bills. Whatever roadmap you build, make sure it protects the core before it expands beyond it. A growth roadmap is not a wish list. It is a sequence, with room to actually notice when something needs to change.