Hello,
I hope you are doing well,
We are expert PHPBB, VBulletine forum design and development company and have been implemented many forums successfully.
I went through your requirement and understand that you want an ad on for shortening the URL on your vBulletin3 Forum.
Surely we can do this for you provide you long term support.
Considering your payment terms, Are you able to atleast make escrow payment ? We will first discuss and clarify the requirement then will provide you cost estimation.
Can you please share your skp or contact details for quick discussion.
Awaiting your reply.
Regards,
Krupa