From the day I got my first iPad, my goal has been to have every real estate transaction be paperless, and to be able to write offers from anywhere.When I started down that path in 2010, it was an enormous amount of work to cobble apps together and test each one to make sure they would work with each other. It's much easier today, but there's plenty of room for improvement. Now that our MLS is using Instanet forms with Authentisign, I no longer have to convert blank forms into PDF files and send them to DropBox or Evernote so that I can access them from anywhere.The toughest situation today is when I'm representing a buyer and we meet in person to write the offer. Most first-time homebuyers prefer to meet in person so we can go over the forms together. Getting a signature on an initial o...