How does the tier system work?

How does the tier system work?

Tier
FI Locked
APY on Other Assets
Fee Discount
HODL Card Cashback
Tier 1
$0+
Up to 1%
No discount
1%
Tier 2
$2,500
Up to 2%
20% discount
2%
Tier 3
$15,000
Up to 3%
50% discount
4%
Tier 4 (VIP)
$50,000
Up to 5%
80% discount
8%

Alert
Note: FI to PAIRS token migration is currently in progress.