They are female and they're attracted to other females? It's a pretty simple concept really.
a lesbian and another lesbian kissing
Yes. Lesbians wear t-shirts that say "I'm A Lesbian" to show that they are lesbians. All the time. If a woman is not wearing this shirt, she's not a lesbian.
You don't become a lesbian. You are born a lesbian.
Lesbian
It's a lesbian travel agent. So it's for lesbians. You probably wouldn't have to prove you were a lesbian, but why would you go if you weren't?
Yes. Part of being a lesbian is liking to touch, lick, kiss other lesbians. If you did not do so then it would be assumed you are not a lesbian.
Lesbians are already women.
No. Being a lesbian is not a sin, nor is thinking about being a lesbian (or lesbians in general).
There is no official status for lesbians. If you are a lesbian, you already know it, deep within yourself.
If your girlfriend was a lesbian she wouldn't be with you. Bisexuals date both and Lesbians date chicks.
They don't become lesbians. They are born lesbians. As to why they are born that way, nobody really knows.
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