Underestimating Renovations

I recently closed a small apartment acquisition in the suburbs of Austin, Texas, and I have to say, it was a close call. The cap rate we paid was around 6.5%, which seemed reasonable given the in-place rents were about 10% below market. However, our value-add plan was to renovate the units and bring rents up to par. We budgeted around $10,000 per unit for renovations, but what we didn't account for was the asbestos removal required in several of the units. This added an extra $5,000 per unit to our renovation costs, putting a significant dent in our profit margins. The lesson learned here is to always, always, always conduct a thorough inspection before closing a deal. Don't rely on the seller's disclosures or your own initial assessment. Hire a professional to inspect the property and identify any potential issues that could blow up your renovation budget. In our case, we were able to negotiate with the seller to share some of the additional costs, but it was still a costly mistake. The property has a total of 20 units, and we plan to renovate them in phases to minimize disruption to exitsing tenants. Our pro-forma rents indicate that we can increase rents by about 20% after renovations, which would put our cap rate at around 8%. However, we're now facing a much tighter timeline to complete the renovations and leae up the renovated units to meet our projected returns. It's a valuable lesson in the importance of due diligence and the need to pad your renovation budget for unexpected expenses. I'd love to hear from others who have had similar experiences and how they navigated the situation. What are some strategies for mitigating renovation risks and ensuring a successful value-add project?