Attributionis assigning credit to the marketing channels and touchpoints that contributed to a conversion. WithoutConversionyou won’t know which channels really contribute to growth and you won’t be able to distribute your budget effectively. Attribution models Last-click:

All credit goes to the last channel before the conversion. First-click:

all credit goes to the first touchpoint. Linear:equal credit distributed across all touchpoints. Time decay: more credit to touchpoints closer to the conversion. Data-driven:GA4 and Google Adsdistribute Credit automatically based on actualcontributionvia machine learning. Attribution in GA4GA4 usesdata-drivenattribution across all channels as standard. This is more accurate than last-click but requires sufficient conversion data. Use UTMtags consistentlytoGoogle Analytics 4labelGoogle Adsin reporting. Attribution and budget distribution Last-click overestimates direct conversion

channels such as

branded search and underestimates upper-funnel channels such as display and social media. Data-driven attribution provides a fairer picture forUTM tagsbudget decisions. Is attribution always 100% accurate? No.Cross-device

behavior, ad blockers and

privacy restrictions make perfect attribution impossible. Use it as a guideline, not as absolute truth. WhichDisplay NetworkmodelSocial Media Marketinguse? Data-driven attribution in GA4 is the best choice if you have sufficient conversion

data. More at

developers.google.com/search.