The conference fee includes a public transportation ticket, which is valid during the conference in the inner city of Bremen. You receive the ticket with your conference documents.
From the forecourt of the central train station (track E) or from the airport, take tram number 6 direction "Universität" to the stop "Univers./Zentralbereich" (takes about 15 respectively 30 minutes). From there, walk through the glas hall, past the shops and walk into the next building (GW2).
Both tutorials will take place at BIPS (Achterstr. 30). Specific travel information can be found here.