[mothered]

My last method used was DNA so I'd rather not have to use it again.

As with every SE, "timing" Is crucial and plays a significant role In a successful outcome.

If you allow sufficient time between each one, In this case 6-8 weeks, It'll be fine. They'll most likely open an Investigation with the carrier, which Is simply part of company protocol. Comply with their requests and provided your SE Is executed effectively, It will succeed.