Yes, in this part I talk about that!
> We already have our wallet ready. It's time to get some Siacoin, with
> which we can buy storage space on the platform. We have to take into
> account that 1 tb costs ~ 500 SC which is around $ 5 at the current
> price change of bitcoin (~~2500~~) 3200. To achieve Siacoin we can follow the
> following steps:
>
> First step: To change our fiat or currency in circulation by bitcoins,
> we can do this in portals like Localbitcoins. In case you already have
> bitcoin skip this step.
>
> Step two: Exchange our bitcoins for Siacoin. For this, we will use
> exchange houses like Poloniex, Shapeshift or Bitsquare.
>
> Third step: Transfer the Siacoin to our wallet. To get us the address
> of our wallet, we have to select on the menu of our wallet the option
> Receive Siacoin, which will show us a dialog box with the address.
>
> Already with the Siacoin in our wallet, we will be ready to start
> storing files.