Application submission. Instructions and forms related to application submissions for various lending programs.SBA Lenders may use this form. Navigating the SOP in Microsoft Word. The SOP contains bookmarks and built-in style headings to enable easy navigation using the. SBA Form 148: Unconditional Guarantee (as necessary lenders also have the option of using their own guaranty agreements) SBA Form 148 (Unconditional Guarantee) and SBA Form 148L (Limited Guarantee) are the standard documents for providing a guaranty on an SBA loan. The purpose of this form is to collect information about the Business Applicant and its owners' financial condition. Leap confirms the lease details with the building. Another party may be required to guarantee the Issuer's rights to indemnification under the applicable Regulatory Agreement and Loan. Agreement.