What are the visa & residency requirements in Lebanon?

"In order to visit Lebanon, foreign nationals must obtain a visa prior to their arrival. The process of applying for a visa involves submitting an application form, a valid passport, two passport-sized photographs, and a fee to the nearest Lebanese embassy or consulate. Depending on the purpose of the visit, additional documents may be required. In order to obtain residency in Lebanon, foreign nationals must submit an application form, a valid passport, two passport-sized photographs, and a fee to the nearest Lebanese embassy or consulate. Depending on the purpose of the residency, additional documents may be required. The application process may also involve an interview with a consular officer. Once the application is approved, the applicant will receive a residency permit, which must be renewed every year," mentioned another expat when asked about moving to Lebanon.