To make it easier for everyone Datawallet have just released a guide on how to do Datawallet KYC!
https://medium.com/@DataWalletHQ/how-to-guide-datawallet-kyc-d03348450450
Please take a look
Does your KYC have a nationality limitation? Can Chinese and American residents participate?https://medium.com/@DataWalletHQ/how-to-guide-datawallet-kyc-d03348450450
Please take a look
Have a look at this medium post here https://medium.com/@DataWalletHQ/announcement-datawallet-token-sale-dates-ba3a6a2c987c
Quote
However, given the uncertainty regarding how regulators may interpret their laws, particularly in the United States, please note that the tokens are not being offered or sold in the following countries:
Afghanistan, Bosnia and Herzegovina, Canada, Central African Republic, Crimea, Cuba, Democratic Republic of the Congo, Democratic Peoples Republic of Korea, Eritrea, Ethiopia, Guinea-Bissau, Iran, Iraq, Libya, Lebanon, New Zealand, Peoples Republic of China, Somalia, South Sudan, Sudan, Syria, Sri Lanka, Tunisia, Uganda, United States of America, Vanuatu, and Yemen.
Afghanistan, Bosnia and Herzegovina, Canada, Central African Republic, Crimea, Cuba, Democratic Republic of the Congo, Democratic Peoples Republic of Korea, Eritrea, Ethiopia, Guinea-Bissau, Iran, Iraq, Libya, Lebanon, New Zealand, Peoples Republic of China, Somalia, South Sudan, Sudan, Syria, Sri Lanka, Tunisia, Uganda, United States of America, Vanuatu, and Yemen.
I'm pretty sure it would also be illegal.