Providing temporary use of on-line non-downloadable software for improving the deliverability of electronic mail, namely, inbox placement, email verification, email design, sender reputation monitoring, engagement metrics, and analytics and reporting concerning the same; Providing temporary use of on-line non-downloadable software for for supporting and managing the creation and sending of electronic mail which customers can use to analyze design of emails, to monitor for email deliverability problems, to deploy DMARC, to monitor for non-approved use of domains, to manage abuse complaints, and to track what happens to emails after they are sent; Software as a service (SAAS) services featuring software for improving the deliverability of electronic mail, namely, inbox placement, email verification, email design, sender reputation monitoring, engagement metrics, and analytics and reporting concerning the same; Software as a service (SAAS) services featuring software for for use by others for use in customer relationship management; Software as a service (SAAS) services featuring software for ensuring the uniqueness of pre-existing data in a database by preventing the addition of duplicate data, enhancing the quality of data in a database by deleting duplicate entries and standardizing formats, and permitting mass data manipulation, facilitating the addition of data into an existing database and ensuring the uniqueness of pre-existing data by preventing the addition of duplicate data, and for email verification and validation software; Software as a service (SAAS) services featuring software for calculating a number rating to represent an organization's reputation as a source of email content, based on data and technology that evaluates how mailbox providers interact with that organization; Software as a service (SAAS) services featuring software for enhancing the quality of data in a database by deleting duplicate entries and standardizing formats, and permitting mass data manipulation; Software as a service (SAAS) services featuring software for enabling computer users to determine the legitimacy and authenticity of e-mail addresses, telephone numbers, postal addresses, personal names, and IP addresses, and also enabling servers via APIs and computer users to identify or verify the identity of participants in transactions conducted over local, wide area, or global computer and data storage networks; Software as a service (SAAS) services featuring software for detecting, filtering and blocking spam and unwanted emails and scanning, analyzing, filtering, and prioritizing electronic mail messages, anti-spoofing and anti-phishing email authentication, business intelligence, namely, retrieving, amending and removing data from database, data converting, and data migrating, data integration and combination of disparate data, namely, historical goods and sales data from retail receipts received by electronic mail, for the purpose of segmenting and targeting of customer bases for business intelligence, business analytics and marketing automation; digital fraud prevention, namely, allowing an email sender to view and assess the potential issues in an email campaign and to review how the email will be viewed by the recipient prior to the initiation of such an email campaign; Software as a service (SAAS) services featuring software for facilitating the addition of data into an existing database and ensuring the uniqueness of pre-existing data by preventing the addition of duplicate data; Software as a service (SAAS) services featuring software for ensuring the uniqueness of pre-existing data in a database by preventing the addition of duplicate data; Software as a service (SAAS) services featuring software for detecting, filtering and blocking, and for anti-spoofing and anti-phishing email authentication spam and unwanted emails and scanning, analyzing, filtering, and prioritizing electronic mail messages, business intelligence, namely, retrieving, amending and removing data from database, data converting, and data migrating, data integration and combination of disparate data, namely, historical goods and sales data from retail receipts received by electronic mail, for the purpose of segmenting and targeting of customer bases for business intelligence, business analytics and marketing automation, digital fraud prevention, namely, allowing an email sender to view and assess the potential issues in an email campaign and to review how the email will be viewed by the recipient prior to the initiation of such an email campaign, electronic mail management, namely, marketing analysis services, namely, reviewing and analyzing how the intended recipient interacts with emails as part of email marketing campaigns, analyzing an email sender's email sending practices and reputation in the email industry, analyzing and providing information to an end user related to an email campaign or program, and analyzing and providing information related to an email sender's competitors' email campaigns,; Software as a service (SAAS) services featuring software for detecting, filtering and blocking spam and unwanted emails and scanning, analyzing, filtering, and prioritizing electronic mail messages; Software as a service (SAAS) services featuring software for for use in database management