Best
Original
Secondary evidence
Copy.
Direct
Proves or disproves an act based on the five senses.
Conclusive
Incontrovertible overrides all other types.
Circumstantial
Inference from other info.
Corroborative
Supporting evidence but cannot stand on its own.
Opinions
Expert and non-expert.
Hearsay
Not based on first-hand knowledge.
Evidence
must be relevant, complete, sufficient, and reliable.