What are the visa & residency requirements in Marbella?

"In order to visit Marbella, visitors must obtain a visa from the Spanish Embassy or Consulate in their home country. The visa application process requires applicants to provide proof of sufficient funds, a valid passport, and a completed application form. In order to obtain residency in Marbella, Spain, applicants must apply for a residence permit from the Spanish government. The application process requires applicants to provide proof of sufficient funds, a valid passport, a completed application form, and proof of health insurance. Additionally, applicants must provide proof of employment or a valid student visa. Once the application is approved, applicants will receive a residence permit that is valid for one year," mentioned another expat when asked about moving to Marbella, Spain.