What is the 80-10-10 rule?
                                
                                
                                •
                                
                                
                        
                                    
                                    4 min read                                
                            
                                Did you know the 80-10-10 rule is not just one concept but applies to budgeting, diet, and mortgages? This simple principle helps categorize and manage resources in surprisingly different ways, with applications from personal finance to nutrition.