Gumtree remove my ad again.

I am so sick and tired of gumtree every time I put an ad on they remove them that is what the ad says Thank you for using Gumtree. Unfortunately, your ad could not be activated on the site. Please refer to our Posting policies by clicking on the following link Gumtree Policies For any further explanation, please contact our helpdesk at Gumtree Helpdesk don't what the problem is why is that u cant work from home what if u have a business that u run from home so tired of it is the messages over and over again will somewhere else to advertised my ad.