Gawain could not explain the plans he had in mind and his considerations to others— even if it was to Rebecca and Heidi, who were the most trustworthy people, he was unable to explain his thoughts clearly. Hence, the only thing he could do was to break down his big long-term plans into stages and small details, then slowly put them together.
What was done today could be said to be one of the most fundamental parts, even for the development of this territory.
However, to Rebecca and Heidi, Gawain showed them the most unbelievable side of the commoners and serfs.
They had never seen commoners and serfs work so passionately and finish jobs that they would never have done so well and expertly in the past.
They attributed it to Gawain's promise of, 'meat at night' motivating these people, and it was rightly so.