Historical Trend Analysis Skill Analyses multi-year financial data to identify trends, detect anomalies, and flag year-over-year changes that may indicate audit risk, missed deductions, or tax planning opportunities. Uses Xero historical transaction data and analysis results across multiple financial years. When to Use - Comparing income/expense patterns across 3-5 financial years for trend detection - Identifying anomalous expense categories that deviate from historical norms - Detecting revenue growth/decline trends for loss carry-forward planning - Flagging sudden changes in expense ratios…