title: deposit payment with different percentage for different product
body: <p>I need something like a deposit payment:</p>
  
  <p>service total cost is 100 euros
  20 euros you pay now to me with realex
  with the remaining 80 euros customer will pay later to my partners via bank transfer
  for every service I have to set different percentage to deposit.</p>
  
  <p>Maybe its explained better in picture below:</p>
  
  <p><a href="https://imageshack.com/f/eyGK6UcQp" rel="nofollow">https://imageshack.com/f/eyGK6UcQp</a></p>
  
  <p>Thanks for any help.</p>