facebook share popup

Hello BHW, When it comes down to sharing a website or a specific website page on social media through share buttons, is there a possible way to control the image being shared? And if so how do I do it? Thanks in advance for the help!!!! :)

Ok, first of all I am completely new here. I have been marketing on Facebook for over 2 years with some crazy amazing results, but I just wanted to ask what your latest tactics on increasing your reach was and let you know what i've found helpful in the last few months. Ive been getting reach...