For Home Furniture:
- Levelling up – boosts your furniture’s stats. This costs Cash.
- Tiering up – unlocks 10 new levels for that piece of furniture. This costs furniture upgrade materials.
For Roomie Furniture:
- Levelling up - boosts that furniture’s stats. This costs Cash.
- Tiering up - unlocks 10 new levels for that piece of furniture, and in some cases, unlocks brand new stats depending on the rarity of that furniture piece! This costs upgrade materials gained through recycling your furniture