Property prices go up as well as down, so you might not get out what you put in. The same goes for how much rent we collect. Our forecasting tools help with the guesswork but they're not a reliable way to predict the future. Please also note that invested capital is illiquid and is not protected under the Financial Services Compensation Scheme.
You buy a share in a house alongside other people, the share entitles the buyer to receive rent money paid by tenants living in the property. Your shares value is determined by the price of the property.