We’ve already had a number of posts about Square, the new mobile payment platform launched by Twitter creator Jack Dorsey today, but we’re going to keep posting on it, because it’s just that good.

I recently ran into a situation where I had multiple vendors -- all using individual Square accounts -- that needed to be able to print receipts from a centralized receipt printer. I discovered that ...

When I talked to Square CEO Jack Dorsey for a TIME story about his payment-processing company last December, he mentioned receipts and described them in a way I’m not sure anyone ever has before. He ...

Last January, Jack Dorsey, the CEO of the payments startup Square, said in a speech that he thought that receipts were going to be one of the next big publishing mediums and an opportunity for ...