2019 Chevrolet Silverado 1500 High Country 4x4 $470/month with $0 DAS 12k / 36 months

So here I go, first timer considering a lease and thank you for all the valuable information thus far. Take a look at this offer that I am considering and please offer your thoughts and opinions…

Year, Make, Model, and Trim: 2019 Chevrolet Silverado 1500 Crew Cab Custom 4x4
MSRP: $42,170
Monthly Payment: $179
Drive-Off Amount: $2500
Months: 39
Annual Mileage: 10k
MF: .00100 (not sure if this accurate, its what was in the calculator - do I find this out from the dealer?)
Residual: 61% (not sure if this accurate, its what was in the calculator - do I find this out from the dealer?)
Incentives: Unknown until I go to dealer and ask, they did say over the phone I may have enough to cover down money of $2,500
Region: Northeast, Bethlehem, Pa
Leasehackr Score: 6.2 at a selling price equal to MSRP and 10.8 at $34,739 (not sure if that sale price is only for purchasing though)

So, with this information shared, whats my next step? What questions should I be asking them?