4.	Deferred Rent

Deferred rent consists of the following at June 30, 2017 and December 31, 2016:

	June 30, 2017		December 31, 2016
Landlord-funded leasehold improvements	$	1,124,790	$	1,124,790
Less accumulated amortization		(566,026)		(502,527)
Total		558,764		622,263
Straight line rent adjustment		130,984		193,403
Total deferred rent	$	689,748	$	815,666

During the three and six month periods ended June 30, 2017, the Company recorded $31,750 and $63,499, respectively, in deferred rent amortization of these landlord funded leasehold improvements. During the three and six month periods ended June 30, 2016, the Company recorded $31,749 and $63,499, respectively, in deferred rent amortization of these landlord funded leasehold improvements.

Straight line rent adjustment represents the difference between cash rent payments and the recognition of rent expense on a straight-line basis over the terms of the lease.