What is the best method of affiliate marketing?

Affiliate marketing has following schemes of work:

1. Internal management - by the seller / supplier of goods and services. It will be necessary to hire a project manager and several employees for the most active interaction with the target audience.

2. Network management - assuming the use of ready-made solutions. In this case, the program can be managed automatically.

3. Outsourcing or external management allows you to shift responsibility for the development of the network to other people.

For different goods or services different schemes.