Spain Catalonia, Barcelona Province Terrace Supermarket ( 7.6% per annum ) Commercial premises. long-term rental for the Mercadona supermarket in. Terrace, 30 km from Barcelona. The lease contract was signed until 2055. Income from rental per month: 24,920.13 € Income from rental in the year: 299,793.77 € Costs per year: 12 793.77 € Net income per year: 286 247.81 € Profitability: 7.6% per annum Price: 3 780 000 € ( agency commission included )