Next week, DDA will be present at the NNA Conference 2018 in Las Vegas, explaining the changes that the implementation of BLOCKCHAIN brings to the world of digital legal documents. In addition, we will be officially launching documentsforever.com, the digital documents storage platform with legally validity, developed by DDA. http://documentsforever.com/2018/04/15/dr-luis-crespo-announced-as-nna-speaker/