You can use appreciate when you are thanking someone or showing
that
you are grateful.
We really appreciate all the help you gave us last weekend. [T]
I appreciate your making the effort to come. [+ v-ing]
If you say you would appreciate something, you mean you would
like it to
happen.
I'd appreciate it if you could let me know (=Please let me know)
in
advance whether or not you will be coming.
appreciation noun [U]
Max has no appreciation of the finer things in life.
The crowd cheered in appreciation when the fielder caught the
ball.
Children rarely show any appreciation of/for what their parents
do for
them.
These flowers are a token of my appreciation of/for all your
help.
appreciative adjective
It's nice to have an appreciative audience.
I'm very appreciative of all the support you've given me.
appreciatively adverb
She smiled appreciatively at him.