Despite the advantages of smart contracts for real estate transactions, there are also some challenges and limitations that you should be aware of. Regulatory and legal uncertainty is a major issue, as there is no clear and consistent legal framework or regulation that governs their use and validity in different jurisdictions. Technical complexity and compatibility are also an issue, as smart contracts require a high level of technical expertise and knowledge to create, deploy, and maintain. Moreover, user adoption and education can be a challenge, as some users or stakeholders may not be familiar or comfortable with the technology or may prefer traditional methods. Therefore, it is important to consult with a legal expert before using smart contracts for your real estate transactions, work with a reliable and experienced smart contract developer or provider, ensure that your smart contracts are tested, audited, and secure, and make sure they are compatible with existing systems. Additionally, you should educate potential buyers, sellers, partners, and employees about the benefits and risks of smart contracts.