Keyword Analysis & Research: why does my outgoing email say queued

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why does my outgoing email say queued	0.11	0.7	2220	20	37
why	0.57	0.5	3806	35	3
does	1.7	0.8	9801	64	4
my	1.13	0.1	3887	81	2
outgoing	1.05	0.7	5768	15	8
email	1.09	0.5	9374	10	5
say	1.68	0.3	6034	16	3
queued	1.48	0.8	1425	27	6

Keyword	CPC	PCC	Volume	Score
why does my outgoing email say queued	1.69	0.4	2705	31
why does my email get queued	0.74	0.7	9979	15