Hello,
 
	1. Yes
 
	2. Check if you use grinder (and not quester or gatherer profile), and if you use vanilla profile.
 
	3. Yes, look this: https://wrobot.eu/forums/topic/3633-getting-started-with-wrobot-video/
 
	4. Try to disable your wow addons, if problem is not resolved try to increment your min/max latency (in advanced general settings).