How about spending over 2000$ on ppc and then sending it to the wrong site. That was the worst . I have had other things but those are biz costs.
How about spending over 2000$ on ppc and then sending it to the wrong site. That was the worst . I have had other things but those are biz costs.
Using black hat seo software like one which mass creates blogs and comments to do. I also wasted money on a freelancer to do seo on my website. I also wasted money when buying a crap software (that had the refund policy hidden in its terms of service agreement) my mistake not checking carefully.
But in all not must wasted on mistakes