Has anybody previously had Gantt chart paths "non-code-1 -> code-1 -> non-code-2 =-> code-2" and transformed them into coding tasks, and taking advantage of the

Has anybody previously had Gantt chart paths "non-code-1 -> code-1 -> non-code-2 =-> code-2" and transformed them into coding tasks, and taking advantage of the newfound coding speed? What did you do? I would need buy-in from people.