There are several things you should consider when buying a villa in Marbella:

1. Location: Look for a property in an area that is convenient for your needs and preferences. Consider factors such as proximity to amenities, schools, and transportation.
2. Budget: Determine how much you can afford to spend on a villa and stick to your budget. Don’t forget to factor in additional costs such as taxes, fees, and closing costs.
3. Legal considerations: Make sure you understand the legal process for buying a property in Spain. This includes obtaining any necessary permits and ensuring that the property is legally registered and has a clean title.
4. Condition of the property: Carefully inspect the condition of the property before making an offer. Consider hiring a building inspector to check for any structural issues or repairs that may be needed.
5. Financing: Determine how you will finance the purchase of the villa. This may include taking out a mortgage or using cash.
6. Taxes: Be aware of any taxes that may apply to the purchase of your villa, such as capital gains tax or property transfer tax.
7. Insurance: Consider purchasing insurance to protect your investment and ensure that you are financially covered in case of any unexpected events.
8. Maintenance: Factor in the ongoing maintenance and repair costs associated with owning a villa.
9. Renting: If you plan to rent out your villa when you are not using it, consider the potential rental income and any associated expenses or regulations.
10. Professional help: Consider seeking the help of a real estate agent or lawyer to assist with the buying process and ensure that everything is handled properly.