Requirements set by the landlord for prospective tenants include having no records of payment defaults and maintaining a stable, ongoing source of income. The gross income must be at least four times the annual rent. Positive rental references are necessary. The number of individuals in the household needs to correspond reasonably to the size of the apartment. Applicants are required to have attended the apartment viewing themselves in order to accept an offered property. If the applicant currently occupies a residence, a terminated rental agreement or sales documentation for a house or condominium must be provided before signing a new lease.