There is more to being a Christian than just being saved or just being a member of a particular church.
Being a born again Christian this days is like being a member of a Bible Believing church but NO, it is not.
Being a born again means being regenerated, it means turning a new leaf or becoming like a baby.It means having a new nature
ROMANS 12:1-2
I beseech you therefore, brethren, by the mercies of God, that ye present your bodies a living sacrifice, holy, acceptable unto God, which is your reasonable service. Vs. 1
And be not conformed to this world: but be ye transformed by the renewing of your mind, that ye may prove what is that good, and acceptable, and perfect, will of God. Vs. 2
Many think after being saved, that is all about being born again but they forget that our salvation is supposed to be worked out daily with fear and trembling.
PHILIPPIANS 2:12
Wherefore, my beloved, as ye have always obeyed, not as in my presence only, but now much more in my absence, work out your own salvation with fear and trembling. vs. 12
Being born again is a gradual process and for one to say he or she is a true born again, must get rid of these;
1 PETER 2:1-2
Therefore, rid yourselves of all malice and all deceit, hypocrisy, envy, and slander of every kind. Vs. 1
Like newborn babies, crave pure spiritual milk, so that by it you may grow up in your salvation,vs. 2
For one to become a true born again, one must go through this building process;
2 PETER 1:5-7
And beside this, giving all diligence, add to your faith virtue; and to virtue knowledge; Vs. 5
And to knowledge temperance; and to temperance patience; and to patience godliness; Vs. 6
And to godliness brotherly kindness; and to brotherly kindness charity. Vs. 7