I'd recommend adding those as they'll adjust your returns.  

I could model what held-for-sale properties would potentially sell for and on a weekly basis adjust our model parameters based on what winning bids were for the week.

This market is extremely tight and you might have to adjust your math to make things worse. 

Increased Buyer Interest: When prices are adjusted to more realistic levels, properties become more attractive to potential buyers, leading to increased interest and potentially faster sales.3.

The vast majority of states also leverage figures on a federal return as a starting point to define taxable income, making adjustments to those figures to arrive at the portions of income that are taxable for state tax purposes. 

Remind them of the peace of mind you offer by ensuring the deal won’t fall through and that you handle all the details.With a few adjustments, your approach can be even more effective in converting leads to deals.

Perhaps you could discuss this with them and they may decide to adjust the charge.

There's no automatic bookings. 

What I like about the BP calculator is that you can easily adjust the number to see where the variables need to be to break even. 

The cost segregation will analyze the property to find assets that can be depreciated faster than 27.5 years.The accountant you work with will be able to help connect you with a cost segregation specialist.The most difficult part is completing form 3115 which will also calculate the 481(A) adjustment.The 481(A) adjustment is the difference between the correct depreciation calculation less the actual depreciation taken.