welcome to steemit!
here are steps on how to post pictures...
if the picture you want to use is already on the internet skip to step 2
step1. upload the picture to a website like imgur for example.
step2. move your mouse over the picture and right click it
step3. click on copy image address and paste it into your post
My up vote doesn't carry much power but nonetheless THANK YOU!!! (actually I don't think it has any power)