Based on how CRRA reacts, I would make an ultimate determination if the agreement needs to be attached to the LOI.
1	Based	base	SCONJ	VBN	Tense=Past|VerbForm=Part	5	mark	5:mark	_
2	on	on	SCONJ	IN	_	5	mark	5:mark	_
3	how	how	ADV	WRB	PronType=Int	5	advmod	5:advmod	_
4	CRRA	CRRA	PROPN	NNP	Number=Sing	5	nsubj	5:nsubj	_
5	reacts	react	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	obl	9:obl	SpaceAfter=No
6	,	,	PUNCT	,	_	9	punct	9:punct	_
7	I	I	PRON	PRP	Case=Nom|Number=Sing|Person=1|PronType=Prs	9	nsubj	9:nsubj	_
8	would	would	AUX	MD	VerbForm=Fin	9	aux	9:aux	_
9	make	make	VERB	VB	VerbForm=Inf	0	root	0:root	_
10	an	a	DET	DT	Definite=Ind|PronType=Art	12	det	12:det	_
11	ultimate	ultimate	ADJ	JJ	Degree=Pos	12	amod	12:amod	_
12	determination	determination	NOUN	NN	Number=Sing	9	obj	9:obj	_
13	if	if	SCONJ	IN	_	16	mark	16:mark	_
14	the	the	DET	DT	Definite=Def|PronType=Art	15	det	15:det	_
15	agreement	agreement	NOUN	NN	Number=Sing	16	nsubj	16:nsubj|19:nsubj:xsubj	_
16	needs	need	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	9	advcl	9:advcl:if	_
17	to	to	PART	TO	_	19	mark	19:mark	_
18	be	be	AUX	VB	VerbForm=Inf	19	aux:pass	19:aux:pass	_
19	attached	attach	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	16	xcomp	16:xcomp	_
20	to	to	ADP	IN	_	22	case	22:case	_
21	the	the	DET	DT	Definite=Def|PronType=Art	22	det	22:det	_
22	LOI	loi	NOUN	NN	Number=Sing	19	obl	19:obl:to	SpaceAfter=No
23	.	.	PUNCT	.	_	9	punct	9:punct	_
