Common use of Initial Period of Exercisability Clause in Contracts

Initial Period of Exercisability. Subject to Sections 3.2 and 3.3 below, this Option will become exercisable with respect to the Option Shares in 12 installments beginning on the last day of each fiscal quarter of the Company, as provided in the table below. The table below states the initial dates of exercisability of each installment and the number of Option Shares as to which this Option will become exercisable on those dates: March 20, 2008 42,500 March 31, June 30, Sept. 30 & Dec. 31, 2008 10,625 March 31, June 30, Sept. 30 & Dec. 31, 2009 10,625 March 31, June 30, Sept. 30, & Dec. 31, 2010 10,625 The right to exercise this Option is cumulative with respect to the Option Shares becoming exercisable on the dates stated above; provided, however, that in no event will this Option be exercisable after, and this Option will become void and expire as to all unexercised Option Shares at, 5:00 p.m. (Minnesota time) on March 19, 2018 (the “Time of Termination”).

Initial Period of Exercisability. Subject to Sections 3.2 and 3.3 below, this Option will become exercisable with respect to the Option Shares in 12 quarterly installments beginning on December 31, 2005 and continuing on the last day of each fiscal quarter of the Company, as provided in the table below. The table below states the initial dates of exercisability of each installment and the number of Option Shares as to which this Option will become exercisable on those dates: March 20, 2008 42,500 March 31, June 30, Sept. 30 & Dec. 31, 2008 10,625 March 31, June 30, Sept. 30 & Dec. 31, 2009 10,625 March Mar. 31, June 30, Sept. 30, & Dec. 31, 2010 10,625 2006 12,500 Mar. 31, June 30, Sept. 30, Dec. 31, 2007 12,500 Mar. 31, June 30, Sept. 30, Dec. 31, 2008 12,500 The right to exercise this Option is cumulative with respect to the Option Shares becoming exercisable on the dates stated above; provided, however, that in no event will this Option be exercisable after, and this Option will become void and expire as to all unexercised Option Shares at, 5:00 p.m. (Minnesota time) on March 19January 9, 2018 2016 (the “Time of Termination”).

Initial Period of Exercisability. Subject to Sections 3.2 and 3.3 below, this Option will become exercisable with respect to the Option Shares in 12 quarterly installments beginning on December 31, 2008 and continuing on the last day of each fiscal quarter of the Company, as provided in the table below. The table below states the initial dates of exercisability of each installment and the number of Option Shares as to which this Option will become exercisable on those dates: March 20Dec. 31, 2008 42,500 March 12,500 Mar. 31, June 30, Sept. 30 & Dec. 31, 2008 10,625 March 31, June 30, Sept. 30 & Dec. 31, 2009 10,625 March 12,500 Mar. 31, June 30, Sept. 30, & Dec. 31, 2010 10,625 12,500 Mar. 31, June 30, & Sept. 30 12,500 The right to exercise this Option is cumulative with respect to the Option Shares becoming exercisable on the dates stated above; provided, however, that in no event will this Option be exercisable after, and this Option will become void and expire as to all unexercised Option Shares at, 5:00 p.m. (Minnesota time) on March 19, 2018 (the “Time of Termination”).

Initial Period of Exercisability. Subject to Sections 3.2 and 3.3 below, this Option will become exercisable with respect to the Option Shares in 12 installments beginning on the last day of each fiscal quarter of the Company, as provided in the table below. The table below states the initial dates of exercisability of each installment and the number of Option Shares as to which this Option will become exercisable on those dates: March 20, 2008 42,500 46,875 March 31, June 30, Sept. 30 & Dec. 31, 2008 10,625 11,719 March 31, June 30, Sept. 30 & and Dec. 31, 2009 10,625 11,719 March 31, June 30, and Sept. 30, & 2010 11,718 Dec. 31, 1 2010 10,625 11,719 The right to exercise this Option is cumulative with respect to the Option Shares becoming exercisable on the dates stated above; provided, however, that in no event will this Option be exercisable after, and this Option will become void and expire as to all unexercised Option Shares at, 5:00 p.m. (Minnesota time) on March 19, 2018 (the “Time of Termination”).

Initial Period of Exercisability. Subject to Sections 3.2 and 3.3 below, this Option will become exercisable with respect to the Option Shares in 12 quarterly installments beginning on December 31, 2008 and continuing on the last day of each fiscal quarter of the Company, as provided in the table below. The table below states the initial dates of exercisability of each installment and the number of Option Shares as to which this Option will become exercisable on those dates: March 20Dec. 31, 2008 42,500 March 6,250 Mar. 31, June 30, Sept. 30 & Dec. 31, 2008 10,625 March 31, June 30, Sept. 30 & Dec. 31, 2009 10,625 March 6,250 Mar. 31, June 30, Sept. 30, & Dec. 31, 2010 10,625 6,250 Mar. 31, June 30, & Sept. 30 6,250 The right to exercise this Option is cumulative with respect to the Option Shares becoming exercisable on the dates stated above; provided, however, that in no event will this Option be exercisable after, and this Option will become void and expire as to all unexercised Option Shares at, 5:00 p.m. (Minnesota time) on March 19, 2018 (the “Time of Termination”).

Initial Period of Exercisability. Subject to Sections 3.2 and 3.3 below, this Option will become exercisable with respect to the Option Shares in 12 quarterly installments beginning on December 31, 2005 and continuing on the last day of each fiscal quarter of the Company, as provided in the table below. The table below states the initial dates of exercisability of each installment and the number of Option Shares as to which this Option will become exercisable on those dates: March 20, 2008 42,500 March 31, June 30, Sept. 30 & Dec. 31, 2008 10,625 March 31, June 30, Sept. 30 & Dec. 31, 2009 10,625 March Mar. 31, June 30, Sept. 30, & Dec. 31, 2010 10,625 2006 6,250 Mar. 31, June 30, Sept. 30, Dec. 31, 2007 6,250 Mar. 31, June 30, Sept. 30, Dec. 31, 2008 6,250 The right to exercise this Option is cumulative with respect to the Option Shares becoming exercisable on the dates stated above; provided, however, that in no event will this Option be exercisable after, and this Option will become void and expire as to all unexercised Option Shares at, 5:00 p.m. (Minnesota time) on March 19January 9, 2018 2016 (the “Time of Termination”).