What does it mean that God calls us to salvation? This article discusses the calling of God in the Old Testament and the New Testament, and it also studies the twofold calling (called by some: the inner and outer calling).

Is it possible for a sinner to be saved? This article argues that the only hope for salvation lies in God. Through calling and regeneration God takes the initiative to save sinners. This article explains both concepts.

Showing that the invitation to come to Christ is universal, this article defines what it means to come to Christ. It is coming in faith, responding to the Christ as presented in the gospel, by the power of the Holy Spirit.

What does it mean that God calls people through the gospel? This article looks at the calling in the Old Testament and New Testament, the twofold result of the calling, and the calling without discrimination.

How is it possible that people can be converted? Effectual calling is what explains the reality of conversion. This article explains it.

In the preaching of the gospel, there is both the external calling and internal calling. This article explains that the internal calling is made effectual by God. 

This article shows that the calling God issues to sinners is effectual, and its content is the command to repent and believe.

This article looks at the difference between the general call of the gospel and effectual calling.