The report to the November meeting was clear on a number of S106 obligations, so any major changes from those agreed needs to be approved by councillors. A report to this week's meeting explains: "This update seeks to clarify changes from the agreed committee report on off-site football pitch provision, affordable housing provision per phase and education and healthcare provision." The other major change is the timing of affordable housing delivery. However, councillors are being told there is a need for flexibility in how the affordable homes are delivered in order to account for the large up-front highways costs associated with the development. The officer's report explains: "Persimmon Homes have been clear from the outset that these costs are significant and affect viability.