You can adopt as a single parent but as a couple you have to be married.
Of course if your sister let you!
That is going to depend on your state.
No. A 22 year old is an adult and, as such, is too old to be adopted.
Contact a adoption agency. They can arrange prospective adoptive parents and meeting to discuss the options you have regarding the idea.
No. In the United States, sexual orientation is generally irrelevant for single-parent adoptions. There are some states where same-sex married couples can jointly adopt. There are states where unmarried couples cannot jointly adopt and same-sex married couples are legally considered unmarried. There are some states where single gay parents can adopt, but same-sex married couples cannot. There are also many states where the adoption may be legal, but there are no legal protections against discrimination by the adoption agency against gays and lesbians. In general, however, if you are a single gay person and wish do adopt a child, you may do so. Joint adoption and "step-parent" adoption are more tricky.
He can get a court order, but until he does, you do not have to. As far as your boyfriend wanting to adopt the baby, the biological father has to sign his parental rights away before adoption will take place.
She is unmarried.
It means unmarried man not ina relationship.
Happily Unmarried was created in 2002.
The only unmarried president was James Buchanan
One unmarried girl is Miss. Two unmarried girls are Misses.