This is a very common question we SEOs get to asked frequently when discussing or proposing to a potential client. And I understand that. Our customer is paying for the service, they have the right to know how long they will enjoy the benefit of the service.
On-site issues are the most common areas that causes a delay in getting top 10 rankings in Google. If you are planning to start a campaign or already doing it, make sure that your website is free from these errors.
I hope your second quarter of this year goes the way you planned. Last month created a loud noise for SEO experts. But today, we know a lot more about the changes that were not clear last month.