Create a level 0 DFD

\begin{tabular}{|c|c|c|c|c|c|} \hline \begin{tabular}{l} Use Case \\ Name: \end{tabular} & \multicolumn{2}{|c|}{ Send reminders for renewal } & \begin{tabular}{l} ID \\ : \end{tabular} & Priority: & High \\ \hline Actor: & \multicolumn{5}{|c|}{ Receptionist } \\ \hline Description: & \multicolumn{5}{|c|}{\begin{tabular}{l} This describes how reminders are sent to members whose memberships are \\ set to expire after 30 days and offers high usage members an early renewal \\ price. \end{tabular}} \\ \hline Trigger: & \multicolumn{5}{|c|}{ Every morning. } \\ \hline Type: & \multicolumn{5}{|c|}{ External / Temporal } \\ \hline Preconditions: & \multicolumn{5}{|c|}{\begin{tabular}{l} 1. Member Usage database is available and updated. \\ 2. Regular membership pricing menu is updated \\ 3. Membership database is online and updated. \\ 4. There are memberships in the database that are set to expire in 30 days. \end{tabular}} \\ \hline \multicolumn{3}{|l|}{ Major Steps: } & \multicolumn{3}{|c|}{ Information for steps: } \\ \hline \multicolumn{3}{|c|}{\begin{tabular}{l} 1. Generate report of list of memberships set \\ to expire in 30 days with details about \\ each member. \end{tabular}} & \multicolumn{3}{|c|}{\begin{tabular}{l} Membership List, Membership Expiry Date \\ Expiring Memberships \end{tabular}} \\ \hline \multicolumn{3}{|c|}{\begin{tabular}{l} 2. 5ystem accesses membership details of the \\ selected members from the membership \\ database to produce the Member Usage \\ Report. \end{tabular}} & \multicolumn{3}{|c|}{\begin{tabular}{l} Frequency of visits, Previous Price paid, \\ member contact info \\ Member Usage Report \end{tabular}} \\ \hline \multicolumn{3}{|c|}{\begin{tabular}{l} 3. System accesses current available \\ promotional and regular prices to produce \\ the Current Prices Report \end{tabular}} & \multicolumn{3}{|c|}{\begin{tabular}{l} Member Promotions \\ Regular Memberships \\ Current Prices Report \end{tabular}} \\ \hline \multicolumn{3}{|c|}{\begin{tabular}{l} 4. Manager sets early renewal price \\ separately for each member based on their \\ frequency of usage of club and Current \\ Prices Report. \end{tabular}} & \multicolumn{3}{|c|}{ Early Renewal Price } \\ \hline \multicolumn{3}{|c|}{ 5. Send renewal emails to members } & \multicolumn{3}{|c|}{\begin{tabular}{l} T Renewal Reminder email (with Membership \\ Prices, Promotions, Early Renewal Price, \\ Renewal Deadlines.) \end{tabular}} \\ \hline \begin{tabular}{l} Postconditions \\ : \end{tabular} & \multicolumn{5}{|c|}{ Early renewal email sent to members whose memberships expire in 30 days. } \\ \hline \multicolumn{6}{|l|}{ Exceptions: } \\ \hline \multicolumn{6}{|l|}{ Summary } \\ \hline Inputs & & Source & Outp & & Destination \\ \hline \multicolumn{2}{|c|}{\begin{tabular}{l} Previous price paid, \\ membership expiry \\ date \end{tabular}} & \begin{tabular}{l} Membership \\ Database \end{tabular} & \multicolumn{2}{|c|}{\begin{tabular}{l} Expiring Memberships \\ Report \end{tabular}} & Manager \\ \hline \multicolumn{2}{|l|}{\begin{tabular}{l} Member phone, \\ email \end{tabular}} & Member Database & \multicolumn{2}{|c|}{\begin{tabular}{l} Member Usage \\ Report \end{tabular}} & Manager \\ \hline \multicolumn{2}{|l|}{ Frequency of visits } & \begin{tabular}{l} Membership Usage \\ database \end{tabular} & \multicolumn{2}{|c|}{ Current Prices Report } & Manager \\ \hline \multicolumn{2}{|l|}{ Early Renewal Price } & Manager & \multicolumn{2}{|c|}{\begin{tabular}{l} Renewal Reminder \\ Email \end{tabular}} & Member \\ \hline \multicolumn{2}{|l|}{\begin{tabular}{l} Membership \\ Promotions \end{tabular}} & \begin{tabular}{l} Membership Price \\ List \end{tabular} & & & \\ \hline \multicolumn{2}{|l|}{\begin{tabular}{l} Regular \\ Memberships \end{tabular}} & \begin{tabular}{l} Membership Price \\ List \end{tabular} & & & \\ \hline \end{tabular}