Clever Course is a LMS (Learning Management System) wordpress theme. It’s suitable for school, university, college, education etc.. This theme is designed especially for creating and sell courses. You can sell both online course either onsite course. For online, each course can be separate into parts/sections and you can also create online quiz to evaluate learners.
About payment, learner can choose to pay by Paypal, Stripe, PayMill, Authorized.net or CloudPayments.eu(.ru) directly or they can choose to transfer by other methods(Admin can provide other methods such as bank transfer) then learners will have a submission from in backend to submit payment evidence(Bank transfer receipt for example). After learner submit, admin can check the evidence in admin’s backend and approve or reject the submission later.