Example sending for a 30 million account warm-up period. This is only valid if your data has little to no hard bounces. Any small amount of hard bounces can wreck ip reputation.

Day 1: 1000

Day 2: 2000

Day 3: 4000

Day 4: 7000

Day 5: 11000

Day 6: 18000

Day 7: 24000

Day 8: 40000

Day 9: 60000

Day 10: 90000

Day 11: 140000

Day 12: 180000

Day 13: 220000

Day 14: 300000

Day 15: 500000

Day 16: 650000

Day 17: 800000

Day 18: 1000000

Day 19: 1200000

Day 20: 1500000

Type