While there are a large number of business models and industries, there are very few revenue models. Most businesses either charge markup, service fees, usage fees, commissions or transaction fees. Subscriptions are a type of recurring service fee. Next read: Examples of Business Models
Admission FeesPaying to attend an event or club good such as a theme park.
AdvertisingFees to get a message to an audience.
ArbitrageTrying to buy low and sell high to take advantage or price differences between markets.
CommissionsEarning a commission on a transaction such as a real estate agent who charges the buyer or seller a fee to close a transaction.
DonationsDonations or ongoing donations by subscription.
Fixed FeeDelivering labor on a project, activity, task or deliverable for one fixed fee.
FranchisesProviding a turnkey business for a fee.
Free TrialsOffering a limited time for free after which a service requires payment.
FreemiumsOffering a free version of a service with charges for upgrades.
Hourly rateCharging an hourly rate for labor, consulting, freelancing or professional services.
InsuranceFees for transferring a risk. This generates a fund that can be invested until the risk occurs.
InterestInterest on loans and other credit products.
LicensingAllowing others to use intellectual property for a fee.
MembershipsA recurring fee for access to a service.
Pay-per-useCharges based on use or consumption of a resource.
Pay-per-userMembership, licensing or subscription fees for multiple users. Common in industries such as business software.
Rental and LeasingPaying to use an asset for a period of time.
Sales MarkupSelling goods and services at more than your cost. A common revenue model across manufacturing, wholesale, retail and ecommerce.
SubscriptionsA recurring fee for access or regular deliveries.
Time and materialsCharging an hourly fee for labor plus any expenses that are incurred on behalf of the customer.
Transaction FeesFees for a transaction such as a payment.