klink is a safe and easy way to share your keys and monitor your door with your phone. This is practical for ... ... having guests while travelling (airbnb, friends) ... giving restricted access (dogwalker, cleaner) ... services who need to deal with a lot of keys (elderly care) A 4 step plug&play installation allows you to ... ... Establish a connection from your smartphone or mobile messaging to your doorlock with the WiFi/GSM 'klink-Plug'. ... Remote-open the building door through your door buzzer with the 'klink-Chip'. ... Remote-open your apartment door with the 'klink-doorlock'. ... Control all your doors and send keys with the klink-App or TAN-messaging service.

User problems to be solved were... ... Sharing: Sharing keys from anywhere and giving access to guests. (Such as airbnb-guests or friends and family or services such as elderly care) ... Convenience: Staying mobile without having to think of your keys. (For example leaving keys at home when jogging or going out) ... Control: Giving restricted access and managing users through smartphone and tablet app. (For services such as dog-walker, cleaner, elderly care) ... Safety: Being able to check the status of your door while you are not at home. (During holiday or business trips)

Additional problems to be solved were... ... Compatibility: Should not only be available for NFC, iPhone or Android, but on every system, even mobile phones. ... Hybrid system: Users should be able to use both digital and analog keys in emergency situations. ... Plug&Play: Users should be able to install the system quickly, adding on to their existing door system. ... Universal design: The system should be attractive for younger users (trendy & practical features) and elderly people who need special care (who are still able to use their old keys).

Stakeholders: B2C - private homes, airBnB hosts, early adopters, tech geeks B2B - elderly care services, cleaning services, smaller hotels Research conducted: Market research on competitors and technology Technology research on existing door lock systems Interviews and online surveys with users groups (age 19-45) Co-design workshops with airbnb hosts (age 35-55) Prototype testing with elderly care services in elderly private homes (age 60-90) User Journey and UX Swim Lanes Brand identity workshop with chosen user groups

klink retrofits doors for the 21st century and makes them ready for a more mobile and efficient lifestyle. klink could become what paypal has become for ebay: an enabler for the sharing communities like airbnb. it safes time, nerves and money by making keys easier, faster and safer to manage. and: it's viral. once you've used it to access another persons place, you got the app and had the positive experience.

The User Journey that was developed with users and technologists throughout the process gives a good overview. 1. Attention/Virality: Use the app or mobile messaging service to access your hosts place 2. Information: Get a positive experience and information from within the App or from the homepage 3. Desire: Check-out cool features and the intuitive design of the service 4. Acquisition: Buy the system, because it's cool, easy and compatible with 95% of all homes 5. Plug&Play Installation: The in-app installation flow will help you to set-up your system correctly 6. Manage Access: Configure users and access rights for yourself, family or guests 7. Control dashboard: Get peace of mind by checking the status of your door 8. Use Smart Keys: Enjoy the practical features, safe time and nerves 9. Go viral: More guests use the system with positive experience 10. Back to no. 1!

Identification and evaluation of leverage points were mostly found through user interviews and online surveys. Greatest impact can be made through ... ... compatibility (door lock and door buzzer systems, mobile & smartphones, GSM/Wifi) ... ease of use (plug&play, one-click-access) ... universal design (addressing B2B and B2C customers) ... virality of the service