Brax integrates with its partners via API and each partner has different API limits. Some of these limits are not obvious to our users however in some cases does limit the functionality power you have in Brax. Below are a list of the limitations that current exist in Brax. Note that sometimes these limits could be the reason a manual or rule bid modification or site/publisher blocking does not succeed.

OutBrain

Section Bid Modifications:
500 sections per campaign
Stated in "Important to Note" section here
NOT Enforced in Brax

Section Blocking
100 sections per campaign
Stated in "Important to Note" section here
Enforced in Brax

Publisher Blocking
30 publishers per campaign
Stated in "Important to Note" section here as 30 at account level, however when tested in Brax, it was allowed at 30 per campaign.
Enforced in Brax

Taboola

Site Bid Modification
50 sites per campaign
This is only a limitation via the API, not in their UI

Site Blocking
430 sites per campaign
Stated in the 'Campaigns' file of their API Docs  here
Enforced in Brax

Bid Modification Amount Limits

Enforced in Brax

Yahoo: -80% to +800%

Taboola: -50% to +50%

Outbrain: -100% to 900% 

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