I'm about to out the office vs I'll be out of the office

Some examples from the web:

• At what stage did the Council find out about this office closing day?
• You know, the season's about to start. I'm swamped at the office.
• I'm firing him as soon as I can find an I.T. guy who shows up on time and doesn't creep out the office.
• Ms. Korn, I'm not about to throw out the Felony Murder Rule.
• What are you doin', man? I'm about to take out the Slip 'n Slide. Let's do it.
• And I'm not interested in continuing that, but I'm also not going to out the people who feel like they need to protect themselves.
• I already made a target run, I cleaned out the freezer, I did an expiration date purge in the pantry, and now I'm about to binge watch orange is the new black so...
• I'm Finn Polmar, and I'm running for Cook County state's attorney because I think the office is currently being mismanaged.
• I'm in the office until 11:00 and then I'm going to the District Union Club luncheon.
• I'm only going up to unlock the office.
• The office will lay me off if I'm discovered.
• I'm taking Walter's position at the office.
• I'm taking Walter's position at the office.
• I'm Eli Green, the office manager.
• Right. I'll check when I'm back in the office.
• I'm the office manager, Tom Daniels.
• I'm just closing the office.
• I'm with the Office of Special Investigations at Nellis Air Force Base.
• Frank, I'm standing outside the office of Armand Rousseau.
• I'm not in the office today because I've been fired.

Some examples from the web:

• I'll be out of the office for a bit.
• I'll be out of the office for a bit.
• I'll be out of the office later, you can do it then.
• Now I'll be out of the office for a couple of hours, So give me an update.
• I'll BE OUT OF THE OFFICE FOR AN HOUR OR SO, MISS REYNOLDS.
• Tom will be out of the office until next Monday.
• I will be out of the office until tomorrow because I am going to my best friend's house to watch the Lakers game.
• 'Carr and I need focus so hard on the case we will be out of the office for the next few days.
• And it suits me to be out of the office now and again.
• And it suits me to be out of the office now and again.
• Can't get out of the office, but I'll be home as soon as I can.
• Jack kicked me out of the office.
• We will be out of office for some time.
• He's out the office at a meeting right now, but I'll have him call you back, Ms. Bates.
• I believe Governor Cullen is out of the office until tomorrow.
• I am really glad you got me out of the office.
• Joan's out of the office and...
• They'd laugh me out of the office.
• I'm out of the office till Friday.
• You look good out of the office.