The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete.
The reader should not assume that the information is accurate and complete.

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F

FORM 13F INFORMATION TABLE
OMB APPROVAL
OMB Number: 3235-0006
Estimated average burden
hours per response: 23.8
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8
VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY
NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGER SOLE SHARED NONE
3M CO COM 88579Y101 216 1,386 SH   SOLE   1,386 0 0
ABBOTT LABS COM 002824100 1,027 11,232 SH   SOLE   11,232 0 0
ABBVIE INC COM 00287Y109 1,260 12,829 SH   SOLE   12,829 0 0
ACCENTURE PLC IRELAND SHS CLASS A G1151C101 782 3,641 SH   SOLE   3,641 0 0
ADOBE INC COM 00724F101 849 1,950 SH   SOLE   1,950 0 0
ALPHABET INC CAP STK CL C 02079K107 876 620 SH   SOLE   620 0 0
ALPHABET INC CAP STK CL A 02079K305 2,069 1,459 SH   SOLE   1,459 0 0
AMERESCO INC CL A 02361E108 208 7,500 SH   SOLE   7,500 0 0
AMERICAN EXPRESS CO COM 025816109 224 2,350 SH   SOLE   2,350 0 0
AMERICAN TOWER CORP NEW COM 03027X100 305 1,180 SH   SOLE   1,180 0 0
AMGEN INC COM 031162100 677 2,871 SH   SOLE   2,871 0 0
APPLE INC COM 037833100 5,218 14,305 SH   SOLE   14,305 0 0
AT&T INC COM 00206R102 593 19,626 SH   SOLE   19,626 0 0
BALL CORP COM 058498106 658 9,466 SH   SOLE   9,466 0 0
BERKSHIRE HATHAWAY INC DEL CL A 084670108 1,604 6 SH   SOLE   6 0 0
BERKSHIRE HATHAWAY INC DEL CL B NEW 084670702 5,159 28,903 SH   SOLE   28,903 0 0
BIOGEN INC COM 09062X103 213 797 SH   SOLE   797 0 0
BLACKROCK ENERGY & RES TR COM 09250U101 542 74,949 SH   SOLE   59,847 0 15,102
BLACKROCK INC COM 09247X101 589 1,082 SH   SOLE   1,082 0 0
BRISTOL-MYERS SQUIBB CO COM 110122108 376 6,394 SH   SOLE   6,394 0 0
CENTURY BANCORP INC MASS CL A NON VTG 156432106 225 2,900 SH   SOLE   2,900 0 0
CHEVRON CORP NEW COM 166764100 1,396 15,642 SH   SOLE   15,642 0 0
CHICOS FAS INC COM 168615102 87 62,800 SH   SOLE   62,800 0 0
CISCO SYS INC COM 17275R102 1,690 36,235 SH   SOLE   36,235 0 0
COCA COLA CO COM 191216100 732 16,378 SH   SOLE   16,378 0 0
CONOCOPHILLIPS COM 20825C104 1,465 34,859 SH   SOLE   34,859 0 0
COSTCO WHSL CORP NEW COM 22160K105 691 2,278 SH   SOLE   2,278 0 0
CVS HEALTH CORP COM 126650100 942 14,495 SH   SOLE   14,495 0 0
DISNEY WALT CO COM DISNEY 254687106 691 6,199 SH   SOLE   6,199 0 0
DORCHESTER MINERALS LP COM UNIT 25820R105 310 24,232 SH   SOLE   24,232 0 0
EVERSOURCE ENERGY COM 30040W108 203 2,441 SH   SOLE   2,441 0 0
EXXON MOBIL CORP COM 30231G102 253 5,659 SH   SOLE   5,659 0 0
FACEBOOK INC CL A 30303M102 63,136 278,048 SH   SOLE   278,048 0 0
GENERAL ELECTRIC CO COM 369604103 262 38,321 SH   SOLE   38,321 0 0
GENERAL MLS INC COM 370334104 951 15,425 SH   SOLE   15,425 0 0
GILEAD SCIENCES INC COM 375558103 518 6,737 SH   SOLE   6,737 0 0
GOLDMAN SACHS GROUP INC COM 38141G104 439 2,222 SH   SOLE   2,222 0 0
HOME DEPOT INC COM 437076102 969 3,870 SH   SOLE   3,870 0 0
ILLINOIS TOOL WKS INC COM 452308109 542 3,101 SH   SOLE   3,101 0 0
INTEL CORP COM 458140100 1,137 19,009 SH   SOLE   19,009 0 0
INVESCO EXCH TRADED FD TR II S&P500 HDL VOL 46138E362 4,508 136,928 SH   SOLE   136,928 0 0
ISHARES TR SELECT DIVID ETF 464287168 58,280 722,005 SH   SOLE   718,103 0 3,902
ISHARES TR RUS 1000 ETF 464287622 365 2,125 SH   SOLE   2,125 0 0
ISHARES TR MSCI ACWI ETF 464288257 4,737 64,259 SH   SOLE   64,259 0 0
ISHARES TR NATIONAL MUN ETF 464288414 1,452 12,580 SH   SOLE   12,580 0 0
ISHARES TR MSCI KLD400 SOC 464288570 779 6,600 SH   SOLE   6,600 0 0
ISHARES TR PFD AND INCM SEC 464288687 9,604 277,243 SH   SOLE   242,525 0 34,718
JOHNSON & JOHNSON COM 478160104 2,323 16,520 SH   SOLE   16,520 0 0
JPMORGAN CHASE & CO COM 46625H100 1,663 17,678 SH   SOLE   17,678 0 0
KELLOGG CO COM 487836108 526 7,964 SH   SOLE   7,964 0 0
KIMBERLY CLARK CORP COM 494368103 276 1,954 SH   SOLE   1,954 0 0
LILLY ELI & CO COM 532457108 2,859 17,414 SH   SOLE   17,414 0 0
LOCKHEED MARTIN CORP COM 539830109 230 629 SH   SOLE   629 0 0
MCCORMICK & CO INC COM NON VTG 579780206 224 1,250 SH   SOLE   1,250 0 0
MEDTRONIC PLC SHS G5960L103 699 7,628 SH   SOLE   7,628 0 0
MERCK & CO. INC COM 58933Y105 413 5,338 SH   SOLE   5,338 0 0
MICROSOFT CORP COM 594918104 8,418 41,364 SH   SOLE   41,364 0 0
NOKIA CORP SPONSORED ADR 654902204 53 12,000 SH   SOLE   12,000 0 0
NORTHROP GRUMMAN CORP COM 666807102 2,950 9,596 SH   SOLE   9,596 0 0
NOVARTIS AG SPONSORED ADR 66987V109 222 2,546 SH   SOLE   2,546 0 0
NUVEEN ARIZONA QLTY MUN INC COM 67061W104 141 10,371 SH   SOLE   0 0 10,371
NVIDIA CORPORATION COM 67066G104 228 600 SH   SOLE   600 0 0
ORACLE CORP COM 68389X105 799 14,456 SH   SOLE   14,456 0 0
PEPSICO INC COM 713448108 577 4,363 SH   SOLE   4,363 0 0
PFIZER INC COM 717081103 378 11,570 SH   SOLE   11,570 0 0
PHILIP MORRIS INTL INC COM 718172109 1,064 15,181 SH   SOLE   15,181 0 0
PHILLIPS 66 COM 718546104 1,262 17,547 SH   SOLE   17,547 0 0
PNC FINL SVCS GROUP INC COM 693475105 484 4,603 SH   SOLE   4,603 0 0
PROCTER AND GAMBLE CO COM 742718109 1,731 14,473 SH   SOLE   14,473 0 0
PROLOGIS INC. COM 74340W103 293 3,140 SH   SOLE   3,140 0 0
RAYTHEON TECHNOLOGIES CORP COM 75513E101 347 5,636 SH   SOLE   5,636 0 0
SPDR GOLD TR GOLD SHS 78463V107 2,419 14,454 SH   SOLE   13,684 0 770
SPDR S&P 500 ETF TR TR UNIT 78462F103 870 2,820 SH   SOLE   2,820 0 0
SPOTIFY TECHNOLOGY S A SHS L8681T102 4,167 16,138 SH   SOLE   16,138 0 0
SPROTT PHYSICAL GOLD TR UNIT 85207H104 1,404 98,100 SH   SOLE   98,100 0 0
STARBUCKS CORP COM 855244109 403 5,481 SH   SOLE   5,481 0 0
STONECO LTD COM CL A G85158106 537 13,856 SH   SOLE   13,856 0 0
STRYKER CORPORATION COM 863667101 432 2,400 SH   SOLE   2,400 0 0
SUNPOWER CORP COM 867652406 92 12,000 SH   SOLE   12,000 0 0
TARGET CORP COM 87612E106 814 6,791 SH   SOLE   6,791 0 0
TCW STRATEGIC INCOME FD INC COM 872340104 7,308 1,338,475 SH   SOLE   1,288,781 0 49,694
TEXAS INSTRS INC COM 882508104 36,441 287,004 SH   SOLE   287,004 0 0
TJX COS INC NEW COM 872540109 314 6,217 SH   SOLE   6,217 0 0
TPI COMPOSITES INC COM 87266J104 213 9,100 SH   SOLE   9,100 0 0
UNION PAC CORP COM 907818108 284 1,680 SH   SOLE   1,680 0 0
UNITEDHEALTH GROUP INC COM 91324P102 2,142 7,261 SH   SOLE   7,261 0 0
VANECK VECTORS ETF TR GOLD MINERS ETF 92189F106 1,061 28,932 SH   SOLE   26,809 0 2,123
VANGUARD STAR FDS VG TL INTL STK F 921909768 321 6,520 SH   SOLE   6,520 0 0
VANGUARD WHITEHALL FDS HIGH DIV YLD 921946406 12,739 161,708 SH   SOLE   161,708 0 0
VANGUARD WORLD FDS ENERGY ETF 92204A306 2,582 51,323 SH   SOLE   49,077 0 2,246
VERIZON COMMUNICATIONS INC COM 92343V104 770 13,972 SH   SOLE   13,972 0 0
VIR BIOTECHNOLOGY INC COM 92764N102 693 16,907 SH   SOLE   16,907 0 0
VISA INC COM CL A 92826C839 3,696 19,135 SH   SOLE   19,135 0 0
WALGREENS BOOTS ALLIANCE INC COM 931427108 346 8,151 SH   SOLE   8,151 0 0
WALMART INC COM 931142103 328 2,740 SH   SOLE   2,740 0 0
WASTE MGMT INC DEL COM 94106L109 465 4,390 SH   SOLE   4,390 0 0
WELLS FARGO CO NEW COM 949746101 725 28,315 SH   SOLE   28,315 0 0