It all seems honest - those relatively honest earnings of his give us an opportunity to use, free of charge, multiple sites which are not at all free.

That seems fair - these more or less legitimate earnings enable us to use many free sites that are not free at all.

Everything seems to be on the up and up – these relatively legitimate profits allow us free access to a plethora of sites, which, in actuality, aren't free at all.

Everything seems to be fair - these relatively legitimate profits give us opportunity to use for free many services that, in fact, aren't free at all.