Keyword Analysis & Research: how can i add signatures in my gmail

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
how can i add signatures in my gmail	1.15	1	7233	42	36
how	1.43	0.6	309	64	3
can	1.95	0.1	3587	54	3
i	1.03	0.8	7145	4	1
add	1.36	0.8	2308	62	3
signatures	0.46	0.6	2554	54	10
in	0.77	0.2	1234	28	2
my	0.2	0.9	823	2	2
gmail	0.71	0.2	8491	54	5

Keyword	CPC	PCC	Volume	Score
how can i add signatures in my gmail	1.73	0.5	9879	92