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Must be relevant, material, and have probative value not substantially outweighed by the potential for unfair prejudice.

Needs to sufficiently support the proposition it's intended to prove, and must pass the same admissibility criteria as direct evidence.

Must be relevant and authenticated with a proper chain of custody maintained.

Needs to be authentic, relevant and its authenticity must be proven unless it is self-authenticating.

Must be relevant, have been preserved without alteration, and the process for its extraction should be reliable and not prejudice the defendant's rights.

Witness must be competent, must have first-hand knowledge and the testimony should be based on what was personally observed or experienced.

Must be relevant and aid the jury in understanding other evidence or facts in the case, without misleading them.

It must be obtained and analyzed using scientifically valid methods, and the expert presenting it must be qualified.

Generally inadmissible unless it falls under one of the many exceptions to the hearsay rule provided by law.

Generally not admissible to prove conduct; however, it may be admissible for other purposes such as credibility.

Admissible to prove that the conduct of a person on a particular occasion was in conformity with the habit or routine practice.

The expert must be qualified, the testimony must be based on sufficient facts or data and the product of reliable methods and principles.

The statement must relate to a startling event and have been made while the declarant was under the stress of excitement caused by the event.

The declarant must have believed death was imminent, and the statement pertains to the cause or circumstances of the presumed death.

Statements must be spontaneously made as part of the events taking place and not the result of reflection or deliberation.

The statement is admissible if it's offered against a party and was made by the party in an individual or representative capacity.

Admissible if made during and in furtherance of the conspiracy.

Must be authenticated, cannot be used against a defendant in criminal cases unless certain criteria are met.

Must be at least 20 years old, free from obvious alterations, and found in a place where such a document is expected to be.

Can be used to the extent called to the attention of an expert witness upon cross-examination or relied upon by the expert in direct examination.

Facts must be not subject to reasonable dispute either because they are common knowledge or capable of accurate and ready determination.

An inference that the law requires to be made from particular facts; can be rebuttable or conclusive.

Must be made in the regular course of business, at or near the time of the event recorded, and by an individual with knowledge of the event.

The record must be on a matter the witness once knew about but now cannot recall well enough to testify fully and accurately.

Must be a written statement of fact made by a public official in their official capacity at or near the time of the event.

The proponent must produce evidence sufficient to support a finding that the item is what the proponent claims it is.

Must establish the unbroken chain of evidence from the time it was collected to the time it is presented in court.

The conversation must have been made in private and not in the presence of or likely to be overheard by a third party.

Generally not admissible to contradict, modify, or vary the terms of a written, complete, and final contract.

The original document is required to prove the content of a writing, recording, or photograph, unless exceptions apply.

Must be relevant, and the statistical method used to produce it must be scientifically valid and properly applied.

Non-expert opinion must be rationally based on the perception of the witness and helpful to understanding the witness's testimony or determining a fact in issue.

The privilege must belong to a recognized category (e.g., attorney-client) and communication must have been made in confidence within the relationship.

Must be relevant and authenticated by identification or a distinctive characteristic.

Each item must be introduced with a foundation to establish that it is relevant, authentic and that any necessary predicates have been established.

Must be a fair and accurate representation of what they purport to depict and have been taken by a someone who can testify to their authenticity.

The voice must be identified by someone who has heard the speaker speak at any time.

Must demonstrate that the defendant was not present at the time and place of the alleged offense.

The record must accurately reflect the proceedings and decisions of the court.

Must be conducted under substantially similar conditions as the event at issue, relevant, and its probative value must outweigh any prejudice.

The witness must have been able to hear the sound in question, and the evidence should be relevant to the case.