Eager not to participate in his husband’s junk-food habit, a reader hesitates to draw a line in the sand, stung by memories of disagreements over his spouse’s smoking.

A reader who has been dating her boyfriend for a year is unsure of how to negotiate his grief over the death of his wife, who was debilitated by severe dementia.

An email from her husband’s visiting boss about a higher-than-expected charge from dinner rattled a reader enough to send a check. Was it an overreaction?

A reader doing battle with 25 percent annual interest is tempted by her boyfriend’s offer of an interest-free loan, but she worries it may be inappropriate to accept.