What are the visa & residency requirements in Jeddah?

"In order to obtain a visa to enter Jeddah, applicants must submit a valid passport, a completed visa application form, and a passport-sized photograph. Depending on the type of visa, additional documents may be required. Once the application is approved, the visa will be issued and the applicant will be able to enter the country. In order to apply for residency in Jeddah, Saudi Arabia, applicants must first obtain a valid residence permit. This can be done by submitting a valid passport, a completed application form, and a passport-sized photograph. Depending on the type of residence permit, additional documents may be required. Once the application is approved, the residence permit will be issued and the applicant will be able to stay in the country for a specified period of time," mentioned another expat when asked about moving to Jeddah, Saudi Arabia.