You can manage it from Aruba if you have a cell phone. 

Setting up a home office with a computer, cell phone, etc isn't much.

I set the guest's entry code to the last 4 digits of the booking cell phone number. 

Definitely a dilemma many of us face starting out and after years in the business.My cell is in my signature and am always up to chat and give some advice if needed.

I am currently working on a mid right formula to automate the process of the letters, but because of the way Microsoft word documents transfer into excel and because a formula needs to be in its own cell it is very difficult to figure out.

The pilot holes for the lag bolts are typically 1/16-1/8 of an inch smaller than the diameter of the lag bolt making the mechanical base act as a sub flashing, and then there is also a chemical sealant (caulking, geo-cell, Henry's... depending on the installer) sandwiched between the roof decking/paper and the mechanical base.

We had gold backing our currency when gold had no industrial uses, but now it's in all our cell phones and computers and everything, so that wouldn't be a good backing for currency.

sorry about the spelling errors in my original question, my cell has a mind of its own.

If you google me or my business Remodeling Solutions, you can easily find my cell for a text. 

If all goes to plan I'll collect until I'm 85, if my cancer gets worse I'll try to sell the note while I'm above ground to prevent my wife from having to deal with it.That's a long answer to a short question but NO, I don't consider 20% to be too low, depending on conditions.