Integrate the office for national statistic data to complete the outgoing section (Expenditure) in the affordability module. This will speed up the process and still help the adviser run an accurate affordability search. This is a functionality available in other calculators.
Lender Calculators already use the ONS data, so we would just be populating what they already do in the calcultor. In most cases the screenshot will show what the lender has used from the ONS data