Where to work for free in Toulouse?

Coworker Malin lists 5 free places to work from in Toulouse: 5 cafes. 5 expect you to order something. Among them, 4 with wifi and 3 with power sockets.

Where can I work in Toulouse with wifi and power sockets?
2 places have both: Les Infiltrés and Café roux Carmes.
Can I stay and work for several hours in Toulouse?
It depends on the place. Out of the 5 whose laptop policy is known, 3 welcome laptops and 2 would rather you didn't stay long. Each page spells out the house rules.