Lock box "applied"

Question

Hi Gurus,
Can you please let me know under what circumstances lockbox will post
1)Applied
2)Part. applied
3)Posted on acct
4)Unprocessed
Every time when i import file its posting as posted on account.
If it doesnt identify customer it will post as unprocessed.
How to make it posted as "Applied ".
Thanks in advance.

Answer 1

1.     1 document paid exact amount, 1 document short paid within tolerance                                   APPLIED (write-off)
2.     1 document short paid within tolerance                                                                      APPLIED (write-off)
3.     1 document short paid outside tolerance                                                                      APPLIED (residual posted)     
4.     1 document paid exact amount, 1 document already cleared                                                  PARTIALLY APPLIED
5.     1 document discount not taken (within tolerance), 1 document taking UCD (within tolerance),          PARTIALLY APPLIED
     1 document not found                                                                                          (write-off and residuals)
6.     1 document paid exact amount (in remittance reference) - check short (inside tolerance)                    APPLIED (write-off)
7.     1 document paid exact amount (in remittance reference) - check short (outside tolerance)                    ON ACCOUNT
8.     1 document discount taken, 1 document discount plus UCD taken (outside tolerance),                    APPLIED (write-off/residuals)
     1 document short paid within tolerance, 1 document discount and UCD taken (within tolerance)
9.     1 document short paid with a reason code reference                                                            APPLIED
10.     Payment across a worklist                                                                                     APPLIED
11.     Payment of invoice with reference to a credit memo (check amount net of credit)                         APPLIED
12.     MICR and document on different accounts                                                                 ON ACCOUNT
13.     1 document discount not taken, difference outside tolerance                                                  APPLIED (residual)
14.     1 document paid exact amount (in remittance reference) - check short $5 (in discount tolerance)          APPLIED
15.     2 documents - one paid exact and one short paid in tolerance in one company code,
     1 document for another company code included                                                            PARTIALLY APPLIED     
16.     Duplicate MICRs in SAP, no document match                                                                 UNPROCESSED
17.     Duplicate MICRs in SAP, document match                                                                 APPLIED
18.     1 document discount and UCD taken (in tolerance), 1 document discount and UCD taken                    APPLIED
     (outside of tolerance)     
19.     3 documents paid exact amount (in remittance reference) - check overpaid outside tolerance               ON ACCOUNT
20.     1 document discount taken outside payment terms, but within grace days (10)                              APPLIED
21.     No MICR and no document                                                                                     UNPROCESSED
22.     No MICR, but document found (paid exact amount)                                                       APPLIED
23.     Cancelled invoice referenced for clearing                                                                      PARTIALLY APPLIED
24.     Duplicate check number (previously loaded into system by another customer payment)                    APPLIED
25.     Cash received into one company code lockbox, reference to items in two other company codes          ON ACCOUNT