I have converted many of the items from the TS3 Provence Set. No expansions should be required.
TS3 to TS2 conversion.
Bread Box - $25 found under sculptures
Ceiling Light - $65
Dining Chair 1 - $350
Dining Chair 2 - $350
Dining Table - $690
Table Sculpture - $350 found under sculptures
Sink - $355
Stove - $1000
Wall Basket - $145 wall hangings
Wall Shelf - $300 wall hangings
Wash Basins - $50 found under sculptures
I have not converted the mirror, living chair, sofa nor coffee table.