NovWhat do you need the rental income to do?
Start by defining what rental income is meant to do: provide recurring cash flow, cover ownership costs or contribute to a longer-term financial result.
This article reflects the named expert’s practical perspective. See NovAsia’s editorial policy for how material is prepared and reviewed.
“I want yield” sounds specific until two buyers use the same phrase to mean entirely different things. One wants predictable money arriving during the year. Another is happy if rent simply covers most of the cost of owning a home that sits empty between visits. A third has no need for current cash at all and is thinking about the property over a long horizon. If those people are shown the same return figure as though it answers the same question, the conversation starts from the wrong end.
My first concern would be the job the income is supposed to perform. A percentage can be calculated once the inputs are known. The harder part is deciding which inputs matter to this buyer and what kind of shortfall would make the property unsuitable. That usually changes the shortlist more than arguing over another half percentage point in an advertised return.
Annual return can hide the timing that matters to the owner
Suppose a hypothetical apartment produces USD 9,600 in rent over a year. For one owner, that may be satisfactory if it leaves a reasonable amount after expenses. For another, the same annual total can fail the brief because the money arrived in a few strong months and then stopped for a long period.
That distinction matters when rental income has a real monthly purpose. Someone using it to help pay living costs cares about timing and reliability, not only the final total on 31 December. A buyer who has other income and simply wants the apartment to offset its own running costs can tolerate a much less even pattern. The annual number is identical; the usefulness of that number is not.
The same issue appears with personal use. A buyer may want the apartment every January and February. If those are also the months most important to the rental model, the return calculation has to respect the owner’s calendar. I would rather reduce the theoretical income in the model than pretend the same home can be fully available to both the owner and a tenant at the same time.
This is why a headline yield can be directionally interesting but still weak as a decision tool. It rarely tells the buyer when money arrives, which months are assumed occupied, or what happens when the owner takes the property back for personal use. Those are not side details when the income has a specific purpose.
The percentage is only meaningful after the owner’s workload and costs are visible
A simple example makes the problem clearer. Imagine a home priced at USD 120,000 with an advertised rent of USD 900 per month. Multiplying that figure by twelve gives USD 10,800, or 9% of the purchase price. The arithmetic is correct. The conclusion that the owner will “earn 9%” is not established by that arithmetic.
We would still need to know whether USD 900 is an asking rent or an achieved rent, how many months are realistically occupied in the evidence available, which building charges remain with the owner, whether management is paid separately, who absorbs maintenance and replacement costs, and how taxes are treated for the particular ownership and rental arrangement. If those figures are unknown, they should stay unknown rather than being filled with convenient averages.
I also want to know how much work the owner is willing to keep. Some clients say they want yield when what they really want is distance from the day-to-day operation of the property. They do not want to discuss every repair, chase payments, arrange viewings or manage tenant changes. That is a different brief from “maximise the gross rent.” A service-heavy model may reduce the amount left after fees while producing a much better ownership experience for that person.
The opposite can also be true. An owner who is happy to remain closely involved may prefer a lower-cost management arrangement and accept more decisions landing with them. Neither approach is automatically more efficient. They represent different uses of the owner’s time.
A useful target describes the outcome, not just the rate
I would try to finish one sentence before comparing investment cases: “I need the rental income to…” The ending can be very ordinary. “…cover the building and management costs while I am away.” “…provide a fairly regular amount during the year.” “…reduce the cost of owning a place I mainly want for myself.” “…contribute to a long-term result, even if the cash flow is uneven.”
Once the sentence is clear, the figures can be organised around it. A buyer seeking current cash flow should look at the timing of actual receipts and the stability of the expense base. Someone focused on covering ownership costs needs a full-year ownership budget before discussing an attractive gross rate. A long-horizon buyer may care more about flexibility of use, future resale conditions and how dependent the rental result is on one operator or one promise, while still recognising that no future return can be guaranteed.
The goal does not have to sound sophisticated. “I do not want the apartment to be a dead expense when I am not there” is already a much better brief than “I want 8%.” It tells us what failure looks like and which compromises may be acceptable.
That is the point at which yield becomes useful. It stops being the answer and becomes one measurement inside a real decision. A lower-looking return can fit the buyer better if it produces the type of income, ownership effort and personal use they actually need. A higher-looking return can fail if it depends on assumptions that conflict with the owner’s calendar or budget. The percentage has not become less important. It has finally been given a job.
Sources
- NovAsia — “Cambodia property market data: how to read the market and test a deal”: distinguishes a theoretical gross yield from an owner’s result after vacancy and expenses; accessed 30 September 2026.
- NovAsia — “Rental and property management”: explains that realised owner outcomes depend on more than an asking rent, including vacancy, management, repairs, building charges and other documented costs; accessed 30 September 2026.