Please be aware you'd be expected to write lots of content, updating blog with succinct original content worthy your visitors attention.

Your site need be ready before you apply for affiliate programs

You would have written 20 - 30 posts and have some traffic to be able apply for affiliate programs as typically they will check your site for relevance and traffic prior approval.

For Amazon it is 10 - 15 posts. You also would have to make 3 sales in your first 180 days.

Lucrative programs - 40 posts +

Once accepted, they've given you material and special tracking code links you can share on your site.

Essentially you are writing more informational posts so that you do not sound so salesy to Google and if there’s a solution, a detailed analysis review post for your visitors to let them make an informed decision whether to go click your links and go purchase the focused item you proposed to solve their issue.

Once they do, and in accordance with your affiliation terms and conditions, how commission payouts are tracked and paid. You need to read up how payments are made because different programs follow different rules; some pay by check others via PayPal or straight to your check account.

I would always adhere to your affiliate program terms and conditions.