I hope this post is not against any forum's rules. If so please delete.
I would like to invite everyone interested to have a look at my website, which is purely about TIA Portal and everything related: http://tiaportalhowto.com/en/
There you can find articles, tutorials, tips and videos.
Hopefully someone will find it helpful. There are more materials coming so be sure to subscribe to Newsletter: http://tiaportalhowto.com/en/newsletter/
There is also:
Facebook Fanpage: https://www.facebook.com/TIAPortalHowTo/
Facebook Group: https://www.facebook.com/groups/218039752032538/