Contact data uploads

A computing system comprising:

• a first card device to:
• transmit a first set of information to a second card device;
• receive a second set of information from the second card device, wherein the first set of information and the second set of information include contact information exchanged during an interaction;
• and
• a computing device comprising a processing resource and a memory resource to:
• collect the second set of information from the first card device;
• and
• upload the second set of information received from the first card device to a cloud server for management.

A method comprising:

• tracking an interaction within a geographical location between a first party and a second party;
• identifying a first account associated with the first party and a second account associated with the second party, wherein the first and second accounts are stored on a cloud server and include discoverability preferences of the first and second parties;
• providing, by the cloud server and based on the discoverability preferences of the first party, a first set of information as a contact to the second account associated with the second party;
• and
• providing, by the cloud server and based on the discoverability preferences of the second party, a second set of information as a contact to the first account associated with the first party.