What are the visa & residency requirements in Salalah?

"In order to visit Salalah, visitors must obtain a visa prior to arrival. The process of applying for a visa involves submitting an application form, a valid passport, and a passport-sized photograph. Depending on the type of visa, additional documents may be required. In order to obtain residency in Salalah, Oman, applicants must submit an application form, a valid passport, a passport-sized photograph, and proof of employment or business activity in the country. Additionally, applicants must provide proof of financial stability, such as bank statements or salary slips. Once the application is approved, the applicant will be issued a residency permit," remarked another expat in Salalah, Oman.