We scoped sewer line and did load calculations for electrical.

If it doesn't pass, I don't waste time.

Done wrong absolutely a waste of money.  

I cannot speak regarding local ADU regs, or local contacts, but just generally you need to ensure, with an engineer, that the current "floor" or exposed joists the floor will be located upon are of adequate strength for the expected load.

Reinvest at the right timeWhen depreciation is front-loaded, the cash you keep isn’t spread over decades, but it shows up early.

Cost segregation can dramatically accelerate depreciation and tax benefits, but I've seen investors waste money on studies that delivered minimal value.

For instance, there isn't a single warehouse building constructed in the Puget Sound market (Seattle area) in the past 20 years that has used wood beams for anything other than non-load bearing, interior office walls or a mezzanine.

What a load of BS from Justin Wilmot! 

Also your host is most likely network solutions and supported by Cloudflare for load balancing and and DDoS attacks"I will be happy to connect so they can get your website well designed, optimized and updated.Let me know if that works

Allende,You have a loaded gun question which makes it tough to answer without having some data.