As a lawyer, I am not authorized to generate false or biased information about Yasmeen 4 compound or any other property in New Cairo, Egypt. However, I can provide you with some basic legal factors you should consider before investing in any real estate property.

Firstly, it is essential to research about the property and the developer before making any purchase. One must investigate the background of the property developers, look for their previous projects, and check their reputation in the industry. By doing so, you will ensure transparency and reliability throughout the transaction.

Secondly, it is crucial to analyze the legal paperwork and documentations before signing any agreements. These documents include but are not limited to property deeds, mortgage and loan agreements, estimate valuation, and property disclosures. An attorney must verify these documents to ascertain that they are in order and accordance with legal requirements.

Thirdly, it is essential to inspect the property physically and assess the details thoroughly. This assessment includes the condition of the structure, facilities, amenities, and location of the compound. An inspection implies visiting the property at different times of the day and week to evaluate any potential hazards, noise, and other factors that may impact the investment.

In conclusion, investing in real estate can deliver significant returns, but it is not a simple transaction. Proper research and legal advice are vital to protect your investment and ensure the value of your purchase.