To show the 25% finance costs on the SA107:
1. Click '+ NEW PAGE' and then select 'Trusts (SA107)' from the list of categories
2. Click 'SAVE'
3. Click '+ INCOME'
4. Select 'Residential Property Income' from the drop-down list
5. Fill in BOX 25, BOX 25.1 and the 'ADDITIONAL NOTES' box
6. Click 'SAVE'