+6 votes
by (480 points)
Budget increase resulted in less conversions (sales) + 3-4 times higher cpa on Google display ‍♀️ Budget has almost been doubled, but not in a single day - been increasing it by about 20-25% for like 4 days in a row. Was i too quick to increase it? How can i increase budget without it affecting the campaign for the worse?  
Budget increase resulted in less conversions (sales) + 3-4 times higher cpa on Google display ‍♀

3 Answers

+6 votes
by (430 points)
Normally not a problem for Google Ads. How many conversions do you have per day? Could it be a statistical error?  
by (480 points)
Not a statistical error unfortunately  
+1 vote
by (3.5k points)
I was digging through about this recently to suss a new budget scaling strategy and I don't have a source but I recall reading 15% or preferably less per day. I use rules and scripts for things like this. I have a rule that increases the budget a little every day as long as the CPA for the campaign is below my upper limit. It's more of a slow, controlled scale that way. I run on past 7 days data to smooth out weekly trends and anomalies and at 11pm so that the data is mature enough that most conversions have been processed and attributed. And yes, I have an identical but opposite rule to scale it back if it's gone too far.  
by (480 points)
Colin, many thanks for the the insight and the tips!  
+3 votes
by (290 points)
What type of store do you have ? And i will let you know what is the problem
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