Summary: About 2 or 3 times a year, I help out friends who need a substitute and I always learn sometime from the experience. Usually, one problem or issue is the root cause of many of the mistakes we make.
Summary: About 2 or 3 times a year, I help out friends who need a substitute and I always learn sometime from the experience. Usually, one problem or issue is the root cause of many of the mistakes we make.