it looks like you are doing ok with what you have and your tank looks pretty good other than if it were mine i would purchase some more lr but you dont have to. good luck and welcome to the boards!!
Up date....
$300.00 + later
I just went out and bought 10 more pds of LR and a protein skimmer, new therm.
I really appreciate all of your help from every single one of you.
I will let you know how things are going.
Thanks so much