I tend to mine on and off but when I do, it's usually Level 3 or Level 5. Maybe D-Class if I'm feeling spicy. But the amp's gotta have low MU or I'm basically paying for more swirls which is...dumb.
No, you don't need to provide a routing number.
My bank provided an IBAN so I used that. I think it's better to use the IBAN if you have it, but if not, I think your domestic account number should work. And then enter the SWIFT code you provided above in the BIC/SWIFT field.
If there's a...
Small edit...unless there is another speed set from Cyrene, Duster Courier set has a 20% speed boost, not 25%.
https://cyrenesecrets.com/turrelia-clothing-sets-with-buffs-discovered/