The use of a highlighter in a book!
The book has been highlightered.
A friendship maintained through social media or electronic devices.
I have many personal friendships I maintain by physical interaction, and I have many screenships maintained through social media or electronic devices.
A friendship that is maintained through social media or electronic devices.
I have many friendship that i am physical contact with and then I have screenships that I maintain through social media or some type of electronic device.