Buying Exterior Items (nook's homes things?? idk what they're called)

[pillow bunny]

Hi! I'm looking for the following exterior items:
Arched Fairytale Door
Fairytale Door
Cabin Door
Arched Cabin Door

Sculpted Hedge

Royal Mailbox
Barrel Mailbox

Brown Pavement

White Roof
Fuschia Roof

Pink Exterior
Blue Exterior
White Brick Exterior

I'm not sure how much I should pay, so make an offer. c:

 

[pillow bunny]

bump