For example, indulgences are a Catholic concept that Protestants completely reject. Protestants believe that the very idea offends and saddens God. God definitely cares about differences in beliefs, although they may not exclude you from the gospel. Like all sin, our erroneous beliefs were treated on the cross.
If you're looking for a place to worship, consider visiting a Nondenominational Church near St. George SC.George SC and religious affiliation are part of what Jesus commanded his followers, so the religion to which you belong does matter.