The mathematics of leasing are clear. Leases expire, and lessees move. If there is no leasing activity, space remains vacant. Vacant space provides no income. Leasing activity creates occupancy.
Occupied space creates income.
NOI is the prerequisite to cash flow from real estate, and NOI creates value. Consequently, a real estate owner has no choice. Leasing activity is a must. If a leasing agent performs items numbers 1 through 12 above in a professional manner, there's a high probability that the real estate's cash flow and hence its value will increase. These issues include rent to be paid, deposits, escalations, terms, tenant improvements, common area maintenance costs, renewal options, and any other financial considerations concerning the lease.