The French Resistance (French: La Résistance) was a collection of groups that fought the Nazi occupation and the collaborationist Vichy regime in France during the Second World War. Resistance cells were small groups of armed men and women (called the Maquis in rural areas) who conducted guerrilla warfare and published underground newspapers. They also provided first-hand intelligence information, and escape networks that helped Allied soldiers and airmen trapped behind Axis lines. The Resistance's men and women came from many parts of French society, including émigrés, academics, students, aristocrats, conservative Roman Catholics (including clergy), Protestants, Jews, Muslims, liberals, anarchists, communists, and some fascists. The proportion of French people who participated in organized resistance has been estimated at from one to three percent...
an interesting book on this topic is
Gildea, Robert. (2015). Fighters in the shadows: a new history of the French resistance. Faber & Faber: London, UK
it shows how different people from different walks of life joined "the" resistance (and how pluralistic the resistance and it's people really were). a common theme, though, is that most were active in the pre-political sphere.
Yes. You alone aren't tracked. Ditch your phone if you're running. Infrastructure tends to not do great under fascism, and a little sabotage can accelerate that.
When it's now 4x the cost to replace that security camera you keep shooting , they might not bother