Build the plan around decisions within your own control and avoid commitments that depend on a decision date. Processing arrangements for a programme created by executive action can change and should be read from the official site.
Do not put a closing date on someone else's calendar
The practical discipline is to separate what the applicant controls from what they do not. Gathering documents, taking advice, preparing a business for a possible sale, and understanding the alternatives are all within reach and can proceed on a known schedule. Resigning, closing a sale, ending a lease, enrolling children in a new school year or committing to a move date are not, because they depend on an outcome nobody can promise.
Where timing genuinely matters — a child approaching an age threshold, a purchase agreement with a deadline — that constraint should be put in front of a licensed U.S. immigration attorney at the first conversation, together with the alternative categories, some of which move on published and comparatively predictable schedules.