Using word of mouth alone can't give you all you need in affiliate marketing, especially when it comes to marketing good number of products. You need to utilize other exceptional means of doing affiliate marketing, that will enable you make sales consistent especially when you're pushing a CPS (Cost per Sales) affiliate products. Online have created options for everyone to seek exposure and gain through their business, with online presence, you can use other alternatives to reach out to end buyers and make lots of sales. You don't need to speak one on one with any of the potential buyers, rather, your landing page should be a guide to you. It will define your products to potential end customer, when it is written simple and easy to understand, buyers can be pushed to it per their interest. But you need a find targeted affiliate marketing sites/platform to advertise on. You can start with social medias, build your online social media pages, and attract lots of followers to it. Spread out messages to them through your pages, entertain them to keep them being around, they can still be your end buyers. Do email marketing, create a website too for your affiliate marketing.