diff --git a/README.md b/README.md
index 6048ca6..3adb274 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,7 @@ A suite of classes to support payment message generation (for ISO 20022 payment
 
 ```bash
 pip install pyiso20022
+pip install xsdata
 ```
 
 Then use this code:
@@ -24,17 +25,134 @@ with open("example_files/gs_pain/pain001_001_08.xml", "rb") as xml_file:
 print(doc.cstmr_cdt_trf_initn.pmt_inf[0].dbtr.pstl_adr.pst_cd)
 ```
 
-## Using the Repo (from Github rather than imnstalling the package)
+## Create a MX (ISO20022) payment message programatically:
 
-### Create the message (just using the repo and not the package)
+```python
+from pyiso20022.pacs.pacs_008_001_08 import *
+import pyiso20022.head.head_001_001_02 as hd
+from xsdata.formats.dataclass.serializers import XmlSerializer
+from xsdata.formats.dataclass.serializers.config import SerializerConfig
+import uuid
+from lxml import etree
+from xsdata.models.datatype import XmlDateTime
+
+
+clr_sys = ClearingSystemIdentification3Choice(cd="STG")
+the_sttlinf = SettlementInstruction7(sttlm_mtd=SettlementMethod1Code("CLRG"),
+                                     clr_sys=clr_sys)
+
+# Create the Group Header
+grp_header = GroupHeader93(msg_id="MIDTheMessageId",
+                           nb_of_txs=1,
+                           cre_dt_tm=XmlDateTime.from_string("2019-01-01T00:00:00"),
+                           sttlm_inf=the_sttlinf)
+
+
+pmt_id = PaymentIdentification7(instr_id="IXWEDRFTGHJK5",
+                                end_to_end_id="E2EDRFGHJK7",
+                                tx_id="TIDRFGHJ54678",
+                                uetr=str(uuid.uuid4()))
+
+
+zero_amt = ActiveOrHistoricCurrencyAndAmount(ccy="GBP", value=0)
+
+bic_1 = FinancialInstitutionIdentification18("BARCGB22")
+bic_2 = FinancialInstitutionIdentification18("VODAGB23")
+
+agt = BranchAndFinancialInstitutionIdentification6(fin_instn_id=bic_1)
+
+instd_agt = BranchAndFinancialInstitutionIdentification6(fin_instn_id=bic_2)
+instg_agt = BranchAndFinancialInstitutionIdentification6(fin_instn_id=bic_1)
+
+chrgs_inf = Charges7(amt=zero_amt, agt=agt)
+
+ult_pstl = PostalAddress24(bldg_nm="10",
+                           strt_nm="Cheapside",
+                           twn_nm="London",
+                           ctry="GB")
+dbtr_pstl = PostalAddress24(bldg_nm="11",
+                            strt_nm="Farside",
+                            twn_nm="York",
+                            ctry="GB")
+ult_debtr = PartyIdentification135(nm="Mr Ulti Debtor",
+                                   pstl_adr=ult_pstl)
+initg_pty = PartyIdentification135(nm="Ms Initd Party",
+                                   pstl_adr=ult_pstl)
+reg_debtr = PartyIdentification135(nm="Mrs Reg Debtor",
+                                   pstl_adr=dbtr_pstl)
+instr_for_nxt_agt = InstructionForNextAgent1(instr_inf="HOLD")
+instd_amt = ActiveOrHistoricCurrencyAndAmount(ccy="GBP", value=555.01)
+intra_bk_st_amt = ActiveCurrencyAndAmount(ccy="GBP", value=555.01)
+
+purp = Purpose2Choice(cd="PHON")
+rem_loc = RemittanceLocation7(rmt_id="BUSINESS DEBIT")
+rmt_inf = RemittanceInformation16(ustrd=["INVOICE 123456"])
+cdtrtx = CreditTransferTransaction39(pmt_id=pmt_id,
+                                     chrg_br=ChargeBearerType1Code("SHAR"),
+                                     intr_bk_sttlm_dt="2019-01-01",
+                                     intr_bk_sttlm_amt=intra_bk_st_amt,
+                                     instd_amt=instd_amt,
+                                     chrgs_inf=[chrgs_inf],
+                                     instg_agt=instg_agt,
+                                     instd_agt=instd_agt,
+                                     ultmt_dbtr=ult_debtr,
+                                     initg_pty=initg_pty,
+                                     dbtr=reg_debtr,
+                                     dbtr_agt=instg_agt,
+                                     cdtr_agt=instd_agt,
+                                     instr_for_nxt_agt=[instr_for_nxt_agt],
+                                     purp=purp,
+                                     rltd_rmt_inf=[rem_loc],
+                                     rmt_inf=rmt_inf)
+
+
+f2f_cust_cred_trans = FitoFicustomerCreditTransferV08(grp_hdr=grp_header,
+                                                      cdt_trf_tx_inf=[cdtrtx])
+
+doc = Document(fito_ficstmr_cdt_trf=f2f_cust_cred_trans)
+
+# Create the AppHdr
+fr_fiid = hd.FinancialInstitutionIdentification18(bicfi="BARCGB22")
+fr_bafii = hd.BranchAndFinancialInstitutionIdentification6(fin_instn_id=fr_fiid)
+fr_party44 = hd.Party44Choice(fiid=fr_bafii)
+
+to_fiid = hd.FinancialInstitutionIdentification18(bicfi="BARCGB22")
+to_bafii = hd.BranchAndFinancialInstitutionIdentification6(fin_instn_id=to_fiid)
+to_party44 = hd.Party44Choice(fiid=to_bafii)
+
+header = hd.AppHdr(fr=fr_party44,
+                   to=to_party44,
+                   biz_msg_idr="MIDRFGHJKL",
+                   msg_def_idr="pacs.008.001.08",
+                   biz_svc="boe.chaps.enh.01",
+                   cre_dt="2019-01-01T00:00:00",
+                   prty="NORM")
+
+config_subs = SerializerConfig(pretty_print=True, xml_declaration=False)
+serializer_subs = XmlSerializer(config=config_subs)
+
+ns_map_header: dict[None, str] = {
+    None: "urn:iso:std:iso:20022:tech:xsd:head.001.001.02"
+}
+ns_map_doc: dict[None, str] = {
+    None: "urn:iso:std:iso:20022:tech:xsd:pacs.008.001.08"
+}
+
+header_el: str = serializer_subs.render(header, ns_map=ns_map_header)
+doc_el: str = serializer_subs.render(doc, ns_map=ns_map_doc)
+
+msg_root = etree.Element('MSGRoot')
+msg_root.append(etree.fromstring(header_el))
+msg_root.append(etree.fromstring(doc_el))
+
+msg_full = etree.tostring(msg_root, pretty_print=True,
+                          xml_declaration=True, encoding='UTF-8')
+
+with open("my_pacs_008_from_code.xml", "w") as xml_file:
+    xml_file.write(str(msg_full, encoding='utf-8'))
 
-```bash
-python -m pip install -r requirements.txt
-./build_classes_from_xsds.py
-python create_msg_1.py
 ```
 
-
 ### Message types?
 Currently only supports PACS & PAIN messages as well as HEAD (header documents for the PACS).
 
diff --git a/setup.py b/setup.py
index 33d8319..3664b7e 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 
 setuptools.setup(
     name="pyiso20022",
-    version="0.0.1",
+    version="0.0.12,
     author="Peter Houghton",
     author_email="pete@investigatingsoftware.co.uk",
     description="pyiso20022 is a library for generating ISO20022 messages in Python.",