You realise anyone can go check your claim of a 'wall' being built by simply looking at pictures of the house and the 'wall' - before and after.  They might see for example that there was already an existing 'retaining' wall to which columns are being added for example.

Question: how much taxpayer dollars do you think its costing NYC for trump security and how much could be saved if he just moved into his new hotel down the street from the white house?  Never mind the inconvenience to New Yorkers to have whole streets shut down.