@Lena S. Lots

I've also worked at most construction trades (no high steel) and my share of rehabs.Many levels of USA government are responsible for laws pertaining to land and its usage.

@Stephen KunenI'll need to see the specs but fire-rated windows are typically either steel or aluminum.

Oh, and I think you should sell the range and replace it with a stainless steel one from Facebook market place or scratch & dent.https://www.facebook.com/marke...

Many things like curb appeal, stainless steel appliances, updated flooring, new paint can bring a lot of value to a property but each one is unique, and costs vary. 

If you plan on putting up a steel I-beam from wall to wall you might get away with no plans.

The unit has a nice Whirlpool stainless steel oven with five burners and an oven.

@John VanharaIs the building a steel structure underneath the masonry? 

For example, I’m in Palm Beach County and stainless steel or higher grade appliances are ‘required’ by our local buyers.

This home features brand new Flooring, carpet, brand new kitchen, all wood cabinets with soft close drawers and hinges, quartz countertops, new stainless steel appliances, new fully finished bathrooms, new interior and exterior paint, new central HVAC, new dual pane windows, new roof, new water heater and all new lighting throughout.