How can I organize an online order and withdrawal of money?

Question

Payment systems

How can I organize an online order and withdrawal of money for a small printing house? Important criteria:
1. The minimum commission for collecting and withdrawing money.
2. Speed ​​of loading and formation of the list of orders.
3. Convenient payment methods for products.
It is important to hear the opinion of those who do / have done this. The turnover will be small, so I would not want to fence complex systems.

Answer 1

As a rule, complex systems do all the work for you, you just have to configure them (which is usually done easily).