ASTAH - Modeling defines your systems in a way that is easier to understand, simpler to communicate, and more in touch with the people that actually use them.
A) http://www.bizagi.com/pt/treinamento
b) modelar e automatizar um processo simplificado
A) Main site: https://slack.com/
B) Communication/Collaboration for the 21st Century: http://www.slideshare.net/blevz/slack-presentation
C) IMPLEMENTATION => How it works? http://www.slideshare.net/OlivierdeSchutterMIB/how-to-implement-slack
D) Trello & Slack: https://www.youtube.com/watch?v=38gMFcTN8Sk