I would argue to at least have some sort of emergency fund in place before starting to pay off debt aggressively, but after that, go at it! (thebrokeprofessional.com)
In order you should have $ 1,000 in the emergency fund, all debt except for the house paid for, and a 3 - 6 month emergency fund in place. (treesfullofmoney.com)
When you have a small emergency fund in place to cover these expenses, your chances of winning the financial battle improve significantly! (treesfullofmoney.com)