http://ekrdgp4jol5kdoizl6tcrd7yjbo53rjye4lj4r3nqsv73xoljqw6jqyd.onion/tos
If payment is not received
within this timeframe, the rate is subject to recalculation
every subsequent 15-minute interval until payment is detected.
For transactions exceeding 1 BTC, an additional service fee is
applied, supplementing our standard service fee, according to
the following tiers: >1 BTC - 0.5%, >2 BTC - 1%, >3 BTC
...