Blanket use of peremptory challenges against a particular judge impermissible if purposes is to influence judge's decision; notices should be filed based on case-be-case review.

Ethically proper for attorney working with Arizona Center for Law-Related Education to communicate with judicial officer on matters wholly unrelated to litigation matters before the court. Such communications are not ex parte contacts.

Attorney citing to a trial court a memorandum decision of the Arizona Supreme Court of Arizona Court of Appeals that is not precedent, but for persuasive value only.

Attorney may not have ex parte communications with a hearing officer or administrative law judge for purposes of resolving procedural matters unless expressly permitted by law.

Except in certain situations, it is not ethical to have ex parte communication with administrative law judge concerning a Case pending before that judge.