In your opinion, what challenge is most difficult to overcome when integrating martech tools with existing systems? Can you share in the comments how you overcame that challenge?

Lack of IT resources 7%

Difficulty aligning new tools with existing tech stack 25%

Data migration issues 12%

Agility issues 7%

Privacy and security concerns10%

Vendor limitations 5%

Difficulty measuring ROI30%

Something else (comment) 2%