What costs/fees should I look out for?

It cost $38,000 for the framer to take on the risk and do the work - and that does not include the cost of the GC, or architect, or plumber that was also required!)  

You won't find a deal where you live for free, but if you can live in a great neighborhood at a reduced cost of living that is a nearly risk free way to get started in real estate. 

It doesn’t cost you anything and gives the tenant time to rearrange their entire life around your decision. 

Sometimes you can get the school district population.Right now the cost to build is to high for C markets.  

Co-living will be necessary due to housing cost. 

Sure don't do the renovation, I only do renovations that project a return of 2x the cost of the renovation.

To succeed, focus on properties in high-demand neighborhoods like Pecan Grove or Aliana, and ensure your cash flow analysis accounts for high property taxes, potential HOA restrictions, and flood insurance costs.

What marketing strategies are the most cost effective?

These platforms typically have billing policies where you pay a per unit fee per month to the software and you get regular updates and support each month.There are a number of low-cost platforms available that are able to offer you a lower price by passing along some of the costs to your tenants (payment processing fees, applications, tenant screening, etc).