2. Was the lease option exercised? Western Title had a lease for its office that was due to expire on April 30, 2010. The lease was renewable for an additional 5 years if Western notified the landlord of its intention to renew the lease at least thirty days before April 30. The lease also provided that the notice would be effective only when it was deposited in the U.S. Postal service by registered or certified mail Western's attorney sent a notice of renewal by ordinary mail on March 31, 2010 and it arrived at the landlord's office after Apri . On April 5 the attorney discovered the mistake and sent another notice by certified mail and it arrived at the landlord's office on April 7. On April 14 the landlord notified Western that the lease will expire on April 30 and it was not properly renewed. Was the exercise of the renewal option effective prior to the April 30 letter? 2. Was the lease option exercised? Western Title had a lease for its office that was due to expire on April 30, 2010. The lease was renewable for an additional 5 years if Western notified the landlord of its intention to renew the lease at least thirty days before April 30. The lease also provided that the notice would be effective only when it was deposited in the U.S. Postal service by registered or certified mail Western's attorney sent a notice of renewal by ordinary mail on March 31, 2010 and it arrived at the landlord's office after Apri . On April 5 the attorney discovered the mistake and sent another notice by certified mail and it arrived at the landlord's office on April 7. On April 14 the landlord notified Western that the lease will expire on April 30 and it was not properly renewed. Was the exercise of the renewal option effective prior to the April 30 letter