The guarantor shall guarantee any and all indebtedness when the same shall come due, which now, and which may at any time hereafter shall be owing from said debtor to Vanco Commercial Service LLC without relief of value and appraisement laws. Such indebtedness shall not be affected by the debtor’s insolvency at any time, or by said creditors acceptance of drafts or checks.Guarantor further agrees that if called upon to do so, to promptly make payment of any amount due and owing from debtor to Vanco Commercial Service LLC and hereby assumes individual and personal liability for any such indebtedness now owing, or that may hereafter accrue, from debtor to Vanco Commercial Service LLC by reason of goods shipped or sold, services performed, or credit extended, without any notice of default, and agrees that Vanco Commercial Service LLC has no obligation to take any steps whatsoever to collect the same from debtor.All obligations of the undersigned shall continue in force and effect until such time as said creditor actually receives from the undersigned, or legal representative of the undersigned, by registered mail, written notice of revocation thereof. Such revocation shall not affect any obligations existing at the time of the actual receipt of said written notice. Guarantor further agrees to apply reasonable attorney fees for collection should the guarantor fail to make payment promptly upon demand, and that in any suit brought on this contract of guarantee, no further proof shall be required than to establish the amount of money due and owing Vanco Commercial Service LLC and when so proven, shall be conclusive and binding on the guarantor.