How have the courts dealt with claims that a father has forfeited his right to make a claim against the father?

In reviewing a claim that the Miranda rights were violated, how have courts reviewed the evidence in the context of Miranda rights claims? (California, United States of America)

How have the courts treated appellant's claim that the court deprived him of his constitutional right to due process by ordering him into placement without an adequate case plan? (California, United States of America)

How has the Court of Appeal in Ontario dealt with appellant's claim that he was prejudiced by the error-strewn trial court? (California, United States of America)

In a claim-of-right claim, what is the effect of the Court's instruction on good faith? (California, United States of America)

Can a defendant bring a notice of appeal to the Court of Appeal claiming that he failed to raise his constitutional claims in the trial court? (California, United States of America)

In a sexual assault case, how have the courts dealt with claims that the trial court abused its discretion in excluding evidence of the victim's other sexual conduct? (California, United States of America)

How have we dealt with the Attorney General's contention that a defendant forfeited any claim of error by failing to object or request modification to an instruction in the trial court? (California, United States of America)

How have courts dealt with a defendant's claim that he did not understand the contents of an advisement and waiver of rights form? (California, United States of America)

Is a father's claim that the court's order granting mother sole legal and physical custody of their children violates his right to see his children? (California, United States of America)

How have courts dealt with a claim on appeal that the trial court abused its sentencing process? (California, United States of America)