4 Simple Lessons To Make CPA Bidding Work For You – Search Engine Land

4 Simple Lessons To Make CPA Bidding Work For You – Search Engine Land
The maxim, “your data are only good until the data changes,” can be applied to ads, landing pages, placements and any data point within your PPC campaign. The issue that needs to be examined, here, is the frequency of data changes and how that affects …
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