Unsure about STR regulations in Charleston but I would advise you to search "arbitrage" on this forum and read up on the hundreds of pros and cons responses here before diving in to any market using the arbitrage model.

Patio door prices can depend on the Model of Patio door you are looking for, for a standard 60x80 in white it will cost $1900.00 colors can be added, and for a patio door 72x80 the cost will be $2100.00 Outswing for a 60x80 will cost $2600.00 installed, and for an outswing 72x80 it will cost $2700.00 installed outswing with Grills for a 60x80 costs $1860.00, and an outswing 72x80 will cost $2300.00 installed.You also add blinds to all sliding and outswing patio doors for an additional charge.

It’s online only but purpose built for business owners and they have automation for those applying the Profit First cash management system.

Greatly increased lending capital by transitioning from a ‘blind pool” fund to a series LLC / syndication model where investors know the property lending deal before committing to any loan and can “pick and choose” whichever loans they do or do not want to participate in.  

You'll learn a lot here.I recommend focusing on 1 strategy/business model and going all in on that one until you've mastered it and it's stable.

It's the basic formula for selling an online course that teaches you nothing you cannot learn on your own.

You can read about the differences here: Cost Segregation Study Approaches ExplainedLet’s first start with what the approaches:Detailed Engineering Approach from Actual Cost RecordsDetailed Engineering Cost Estimate ApproachSurvey or Letter ApproachResidual Estimation ApproachSampling or Modeling Approach"Rule of Thumb" ApproachSo which of these approaches is required by the IRS?

@Jordyn Ohs Suggest you run a financial model and assume 100% vacancy.

I imagine this is a similar model to Redfin's associate agent program that pays by hour/tour.

•Our company has proprietary AI models designed to accurately assess listing quality through images, which would power this feature.2.Smart Weighting:•Automatically weigh comps based on their reliability.