The invoice is not detailed, so it is difficult to see what you are paying for.
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	2:det	_
2	invoice	invoice	NOUN	NN	Number=Sing	5	nsubj	5:nsubj	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	5:cop	_
4	not	not	PART	RB	_	5	advmod	5:advmod	_
5	detailed	detailed	ADJ	JJ	Degree=Pos	0	root	0:root	SpaceAfter=No
6	,	,	PUNCT	,	_	5	punct	5:punct	_
7	so	so	ADV	RB	_	10	mark	10:mark	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	10	expl	10:expl	_
9	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	cop	10:cop	_
10	difficult	difficult	ADJ	JJ	Degree=Pos	5	advcl	5:advcl:so	_
11	to	to	PART	TO	_	12	mark	12:mark	_
12	see	see	VERB	VB	VerbForm=Inf	10	csubj	10:csubj	_
13	what	what	PRON	WP	PronType=Int	12	obj	12:obj	_
14	you	you	PRON	PRP	Case=Nom|Person=2|PronType=Prs	16	nsubj	16:nsubj	_
15	are	be	AUX	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	16	aux	16:aux	_
16	paying	pay	VERB	VBG	Tense=Pres|VerbForm=Part	13	acl:relcl	13:acl:relcl	_
17	for	for	ADP	IN	_	16	obl	16:obl	SpaceAfter=No
18	.	.	PUNCT	.	_	5	punct	5:punct	_
