This week, readers sent us comments about Arizona’s S.B. 1070, Obama’s birth certificate and FactCheck’s official seal of approval. In the FactCheck Mailbag, we feature some of the e-mail we receive. Readers can send comments to editor@factcheck.org. Letters may be edited for length.

This week, readers sent us comments about VA benefits, endangered jobs and partial immigrants. In the FactCheck Mailbag, we feature some of the e-mail we receive. Readers can send comments to editor@factcheck.org. Letters may be edited for length.

This week, readers sent us comments about misinformation burnout, immigration, Sunday shows and the word "gender." In the FactCheck Mailbag, we feature some of the e-mail we receive. Readers can send comments to editor@factcheck.org. Letters may be edited for length.

This week, readers sent us comments about immigration and … well, practically nothing else. Our story seemed to hit a nerve. In the FactCheck Mailbag, we feature some of the e-mail we receive. Readers can send comments to editor@factcheck.org. Letters may be edited for length.

This week, readers sent us comments about the National Day of Prayer, climate science "tricks" and FactCheck’s Webby Awards. In the FactCheck Mailbag, we feature some of the e-mail we receive. Readers can send comments to editor@factcheck.org. Letters may be edited for length.

This week, readers sent us comments about taxes on home sales, czars and tweeting In the FactCheck Mailbag, we feature some of the e-mail we receive. Readers can send comments to editor@factcheck.org. Letters may be edited for length.

This week, readers sent us comments about sales taxes on home profits and the Webby awards. In the FactCheck Mailbag, we feature some of the e-mail we receive. Readers can send comments to editor@factcheck.org. Letters may be edited for length.

This week, readers sent us comments about religious exemptions, fine print and colloquial language. In the FactCheck Mailbag, we feature some of the e-mail we receive. Readers can send comments to editor@factcheck.org. Letters may be edited for length.

This week, readers sent us comments about the Guttmacher Institute, Obama’s "army" and fact-checking Democrats. In the FactCheck Mailbag, we feature some of the e-mail we receive. Readers can send comments to editor@factcheck.org. Letters may be edited for length.

This week, readers sent us comments about the Census, partisan language and context. In the FactCheck Mailbag, we feature some of the e-mail we receive. Readers can send comments to editor@factcheck.org. Letters may be edited for length.