# John Tinkelenberg

[Buy bitcoin the easy way with dollar-cost averaging](https://blog.casa.io/buy-bitcoin-with-dollar-cost-averaging/)

## Buy bitcoin the easy way with dollar-cost averaging
by [John Tinkelenberg](https://blog.casa.io/author/john-tinkelenberg/) 4 years ago

## Casa presents Keyfest 2022
by [John Tinkelenberg](https://blog.casa.io/author/john-tinkelenberg/) 5 years ago

## At your service: Introducing Diamond Concierge
by [John Tinkelenberg](https://blog.casa.io/author/john-tinkelenberg/) 5 years ago

## Scan, sign, and go: Introducing QR Code signing with Keystone
by [John Tinkelenberg](https://blog.casa.io/author/john-tinkelenberg/) 5 years ago