7.14.3 Can you answer these questions?

7.14.3.1 How may I change the color of lines in macro \framebox?
7.14.3.2 "Something's wrong--perhaps a missing \item" with partial personalized TOC (titletoc)
7.14.3.3 Avoid added spacing after premature pagebreak
7.14.3.1 How may I change the color of lines in macro \framebox?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=584758

In \framebox I do not see any color options. I have trying to look at its definition using \show to define a new command but what \show shows does not provide any help 
[framed]
 
asked by Richard https://tex.stackexchange.com/landing/r/digest?cta=user&id=190874 1 vote
answered by Ivan https://tex.stackexchange.com/landing/r/digest?cta=user&id=231952 0 votes
7.14.3.2 "Something's wrong--perhaps a missing \item" with partial personalized TOC (titletoc)

https://tex.stackexchange.com/landing/r/digest?cta=question&id=585302

I would like that each chapter starts with a personalized partial TOC (I did this with titletoc). 
When I compile I got the following error : 
something's wrong--perhaps a missing \item 
I've done a ... 
[table-of-contents] [titletoc]
 
asked by Alphonsine2LaTour https://tex.stackexchange.com/landing/r/digest?cta=user&id=180468 1 vote
7.14.3.3 Avoid added spacing after premature pagebreak

https://tex.stackexchange.com/landing/r/digest?cta=question&id=584736

I'm formatting a document using the multicol package. As I in some parts have frequent short subsections I ideally would not want them to be "column broken" such that the subsection heading ... 
[spacing] [page-breaking] [minipage] [multicol] [columnbreak]
 
asked by Tork https://tex.stackexchange.com/landing/r/digest?cta=user&id=231593 1 vote