Platform as a service (PAAS) featuring computer software platforms for streamlining the business financing process by connecting business brokers, buyers, and lenders, for evaluating businesses, generating pre-qualification letters and marketing businesses as prequalified by multiple banks, and for completing the buying process; Platform as a service (PAAS) featuring computer software platforms for ensuring that businesses are accurately priced and pre-qualified for financing by multiple lenders; Platform as a service (PAAS) featuring computer software platforms for brokering of businesses; Platform as a service (PAAS) featuring computer software platforms for business sales and valuations; Providing online non-downloadable computer software platforms for streamlining the business financing process by connecting business brokers, buyers, and lenders, for evaluating businesses, generating pre-qualification letters and marketing businesses as prequalified by multiple banks, and for completing the buying process; Providing online non-downloadable computer software platforms for ensuring that businesses are accurately priced and pre-qualified for financing by multiple lenders; Providing online non-downloadable computer software platforms for brokering of businesses; Providing online non-downloadable computer software platforms for business sales and valuations