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Donor Tiers
GivFlow tracks a donor's giving tier based on the donor's previous 12 months giving or trailing twelve months (TTM).
| Tier | Lower Bound | Upper Bound | Description |
| Lapsed | $0 | $0 | This donor has a previous tier, but stopped giving and their TTM giving went to $0. |
| Tither 1 | $1 | $200 | This donor has given at least $1 and up to $200 in the TTM. |
| Tither 2 | $201 | $1,000 | This donor has given at least $201 and up to $1,000 in the TTM. |
| Tither 3 | $1,001 | $5,000 | This donor has given at least $1,001 and up to $5,000 in the TTM. |
| Tither 4 | $5,001 | $10,000 | This donor has given at least $5,001 and up to $10,000 in the TTM. |
| Tither 5 | $10,001 | $10,000+ | This donor has given at least $10,001 or more in the TTM. |