Posting your content on multiple groups has never been faster and easier! Poster for Facebook dose it all for you with a incredibly simple interface. Go ahead and install it and start saving your self valuable time.It can broadcast your content on up to 20 Facebook groups at a time with a single click.
Facebook doesn't publicize how many groups you can post to at one time. We have discovered it is about 20 and you can do that two times a day with a couple of hours in between. If you go over the limit that Facebook perceives as too many, they may give you a warning or suspend your account for a couple of weeks.