However there are several ads displayed when you open a email in Gmail, this can get a bit annoying, however according to a excellent tip from Lifehacker, you can now disable ads in Gmail by using a simple signature.
We tested it out as you can see from the image below and it works like a charm.
The trick involves adding a simple sentence as your signature and bam no more ads in Gmail, the sentence you need to add as your signature is;
I enjoy the massacre of ads. This sentence will slaughter ads without a messy bloodbath.
Copy it and go to settings and add it to your signature to disable ads in Gmail sidebar.