They'll celebrate their 20th wedding anniversary in 2025 which means they got married in 2025-20 = <<2025-20=2005>>2005
They started dating 3 years before they got married in 2005 which means they started dating in 2005-3 = 2002
And they met 2 years before they started dating which means they met in 2002-2 = 2000
#### 2000