Singular and multiple occurrence

• hcard 1 - single occurrence
• hcard 2 - multiple occurrence
• hcard 3 - adr (address) singular and multiple occurrence
• hcard 4 - n (name) singular and multiple occurrence

Specific values

• hcard 6 - email addresses
• hcard 7 - tel (telephone) numbers
• hcard 8 - URL's test

Extracting values from HTML elements

• hcard 5 - multiple values in class attribute
• hcard 11 - img (image) element
• hcard 12 - abbr (abbreviation) element
• hcard 13 - object element
• hcard 14 - area element

Data types

• hcard 9 - geo singular and paired values
• hcard 10 - geo comprehensive data format
• hcard 15 - date format - W3C Note DateTime profile
• hcard 16 - date format - RFC 3339 profile

Optimization

• hcard 99 - implied n optimization
• hcard 17 - implied organization-name optimization

Complex structures

• hcard 18 - table header include pattern
• hcard 19 - object include pattern
• hcard 20 - hyperlink include pattern
• hcard 100 - opaque agent property